Finding the Fourth Proportional to 375,764.31, 563,624.33 and 123,209.55

Step by Step Solution

1. Step 1: Write the proportion equation
   375,764.31 : 563,624.33 = 123,209.55 : x
2. Step 2: Convert to fraction form
   375,764.31/563,624.33 = 123,209.55/x
3. Step 3: Cross multiply
   375,764.31x = 563,624.33 × 123,209.55
4. Step 4: Simplify right side
   375,764.31x = 69,443,899,452.30
5. Step 5: Solve for x
   x = 69,443,899,452.30/375,764.31
6. Step 6: Final answer
   x = 184,807.07