Finding the Fourth Proportional to 78,096.97, 107,773.88 and 42,287.01

Step by Step Solution

1. Step 1: Write the proportion equation
   78,096.97 : 107,773.88 = 42,287.01 : x
2. Step 2: Convert to fraction form
   78,096.97/107,773.88 = 42,287.01/x
3. Step 3: Cross multiply
   78,096.97x = 107,773.88 × 42,287.01
4. Step 4: Simplify right side
   78,096.97x = 4,557,435,310.34
5. Step 5: Solve for x
   x = 4,557,435,310.34/78,096.97
6. Step 6: Final answer
   x = 58,356.11