Finding the Fourth Proportional to 71,562,419.00, 98,760,356.63 and 53,890,142.59

Step by Step Solution

1. Step 1: Write the proportion equation
   71,562,419.00 : 98,760,356.63 = 53,890,142.59 : x
2. Step 2: Convert to fraction form
   71,562,419.00/98,760,356.63 = 53,890,142.59/x
3. Step 3: Cross multiply
   71,562,419.00x = 98,760,356.63 × 53,890,142.59
4. Step 4: Simplify right side
   71,562,419.00x = 5,322,209,701,086,040
5. Step 5: Solve for x
   x = 5,322,209,701,086,040/71,562,419.00
6. Step 6: Final answer
   x = 74,371,573.45