Finding the Fourth Proportional to 250,188.32, 375,365.52 and 81,714.16

Step by Step Solution

1. Step 1: Write the proportion equation
   250,188.32 : 375,365.52 = 81,714.16 : x
2. Step 2: Convert to fraction form
   250,188.32/375,365.52 = 81,714.16/x
3. Step 3: Cross multiply
   250,188.32x = 375,365.52 × 81,714.16
4. Step 4: Simplify right side
   250,188.32x = 30,672,678,159.76
5. Step 5: Solve for x
   x = 30,672,678,159.76/250,188.32
6. Step 6: Final answer
   x = 122,598.36