Finding the Fourth Proportional to 123,415.02, 185,189.52 and 52,377.62

Step by Step Solution

1. Step 1: Write the proportion equation
   123,415.02 : 185,189.52 = 52,377.62 : x
2. Step 2: Convert to fraction form
   123,415.02/185,189.52 = 52,377.62/x
3. Step 3: Cross multiply
   123,415.02x = 185,189.52 × 52,377.62
4. Step 4: Simplify right side
   123,415.02x = 9,699,785,380.59
5. Step 5: Solve for x
   x = 9,699,785,380.59/123,415.02
6. Step 6: Final answer
   x = 78,594.85