Finding the Fourth Proportional to 123,472.52, 185,189.46 and 39,221.60

Step by Step Solution

1. Step 1: Write the proportion equation
   123,472.52 : 185,189.46 = 39,221.60 : x
2. Step 2: Convert to fraction form
   123,472.52/185,189.46 = 39,221.60/x
3. Step 3: Cross multiply
   123,472.52x = 185,189.46 × 39,221.60
4. Step 4: Simplify right side
   123,472.52x = 7,263,426,924.34
5. Step 5: Solve for x
   x = 7,263,426,924.34/123,472.52
6. Step 6: Final answer
   x = 58,826.26