Finding the Fourth Proportional to 131,601,105.60, 181,615,200.16 and 72,863,768.96

Step by Step Solution

1. Step 1: Write the proportion equation
   131,601,105.60 : 181,615,200.16 = 72,863,768.96 : x
2. Step 2: Convert to fraction form
   131,601,105.60/181,615,200.16 = 72,863,768.96/x
3. Step 3: Cross multiply
   131,601,105.60x = 181,615,200.16 × 72,863,768.96
4. Step 4: Simplify right side
   131,601,105.60x = 13,233,167,984,082,394
5. Step 5: Solve for x
   x = 13,233,167,984,082,394/131,601,105.60
6. Step 6: Final answer
   x = 100,555,142.94