Finding the Fourth Proportional to 76,382,873,709.95, 105,403,616,290.82 and 42,086,661,017.25

Step by Step Solution

1. Step 1: Write the proportion equation
   76,382,873,709.95 : 105,403,616,290.82 = 42,086,661,017.25 : x
2. Step 2: Convert to fraction form
   76,382,873,709.95/105,403,616,290.82 = 42,086,661,017.25/x
3. Step 3: Cross multiply
   76,382,873,709.95x = 105,403,616,290.82 × 42,086,661,017.25
4. Step 4: Simplify right side
   76,382,873,709.95x = 4,436,086,268,824,031,592,448
5. Step 5: Solve for x
   x = 4,436,086,268,824,031,592,448/76,382,873,709.95
6. Step 6: Final answer
   x = 58,076,975,287.28