Finding the Fourth Proportional to 178,018.42, 267,035.82 and 99,073.16

Step by Step Solution

1. Step 1: Write the proportion equation
   178,018.42 : 267,035.82 = 99,073.16 : x
2. Step 2: Convert to fraction form
   178,018.42/267,035.82 = 99,073.16/x
3. Step 3: Cross multiply
   178,018.42x = 267,035.82 × 99,073.16
4. Step 4: Simplify right side
   178,018.42x = 26,456,082,520.59
5. Step 5: Solve for x
   x = 26,456,082,520.59/178,018.42
6. Step 6: Final answer
   x = 148,614.30