Finding the Fourth Proportional to 269,562.90, 404,490.15 and 111,807.30

Step by Step Solution

1. Step 1: Write the proportion equation
   269,562.90 : 404,490.15 = 111,807.30 : x
2. Step 2: Convert to fraction form
   269,562.90/404,490.15 = 111,807.30/x
3. Step 3: Cross multiply
   269,562.90x = 404,490.15 × 111,807.30
4. Step 4: Simplify right side
   269,562.90x = 45,224,951,548.10
5. Step 5: Solve for x
   x = 45,224,951,548.10/269,562.90
6. Step 6: Final answer
   x = 167,771.42