Finding the Fourth Proportional to 143,909.33, 215,844.55 and 38,734.61

Step by Step Solution

1. Step 1: Write the proportion equation
   143,909.33 : 215,844.55 = 38,734.61 : x
2. Step 2: Convert to fraction form
   143,909.33/215,844.55 = 38,734.61/x
3. Step 3: Cross multiply
   143,909.33x = 215,844.55 × 38,734.61
4. Step 4: Simplify right side
   143,909.33x = 8,360,653,288.82
5. Step 5: Solve for x
   x = 8,360,653,288.82/143,909.33
6. Step 6: Final answer
   x = 58,096.68