Finding the Fourth Proportional to 101,261,469.09, 139,741,498.11 and 54,851,722.56

Step by Step Solution

1. Step 1: Write the proportion equation
   101,261,469.09 : 139,741,498.11 = 54,851,722.56 : x
2. Step 2: Convert to fraction form
   101,261,469.09/139,741,498.11 = 54,851,722.56/x
3. Step 3: Cross multiply
   101,261,469.09x = 139,741,498.11 × 54,851,722.56
4. Step 4: Simplify right side
   101,261,469.09x = 7,665,061,883,749,778
5. Step 5: Solve for x
   x = 7,665,061,883,749,778/101,261,469.09
6. Step 6: Final answer
   x = 75,695,740.47