Finding the Fourth Proportional to 131,185.98, 181,052.01 and 74,605.86

Step by Step Solution

1. Step 1: Write the proportion equation
   131,185.98 : 181,052.01 = 74,605.86 : x
2. Step 2: Convert to fraction form
   131,185.98/181,052.01 = 74,605.86/x
3. Step 3: Cross multiply
   131,185.98x = 181,052.01 × 74,605.86
4. Step 4: Simplify right side
   131,185.98x = 13,507,540,910.78
5. Step 5: Solve for x
   x = 13,507,540,910.78/131,185.98
6. Step 6: Final answer
   x = 102,964.82