Finding the Fourth Proportional to 266,156.42, 398,950.32 and 132,773.72

Step by Step Solution

1. Step 1: Write the proportion equation
   266,156.42 : 398,950.32 = 132,773.72 : x
2. Step 2: Convert to fraction form
   266,156.42/398,950.32 = 132,773.72/x
3. Step 3: Cross multiply
   266,156.42x = 398,950.32 × 132,773.72
4. Step 4: Simplify right side
   266,156.42x = 52,970,118,081.59
5. Step 5: Solve for x
   x = 52,970,118,081.59/266,156.42
6. Step 6: Final answer
   x = 199,018.75