Finding the Fourth Proportional to 101,261,448.54, 139,741,469.33 and 54,851,701.91

Step by Step Solution

1. Step 1: Write the proportion equation
   101,261,448.54 : 139,741,469.33 = 54,851,701.91 : x
2. Step 2: Convert to fraction form
   101,261,448.54/139,741,469.33 = 54,851,701.91/x
3. Step 3: Cross multiply
   101,261,448.54x = 139,741,469.33 × 54,851,701.91
4. Step 4: Simplify right side
   101,261,448.54x = 7,665,057,419,181,601
5. Step 5: Solve for x
   x = 7,665,057,419,181,601/101,261,448.54
6. Step 6: Final answer
   x = 75,695,711.74