Finding the Fourth Proportional to 269,432.30, 404,116.05 and 111,644.30

Step by Step Solution

1. Step 1: Write the proportion equation
   269,432.30 : 404,116.05 = 111,644.30 : x
2. Step 2: Convert to fraction form
   269,432.30/404,116.05 = 111,644.30/x
3. Step 3: Cross multiply
   269,432.30x = 404,116.05 × 111,644.30
4. Step 4: Simplify right side
   269,432.30x = 45,117,253,521.02
5. Step 5: Solve for x
   x = 45,117,253,521.02/269,432.30
6. Step 6: Final answer
   x = 167,453.02