Finding the Fourth Proportional to 215,910.52, 323,432.04 and 107,513.32

Step by Step Solution

1. Step 1: Write the proportion equation
   215,910.52 : 323,432.04 = 107,513.32 : x
2. Step 2: Convert to fraction form
   215,910.52/323,432.04 = 107,513.32/x
3. Step 3: Cross multiply
   215,910.52x = 323,432.04 × 107,513.32
4. Step 4: Simplify right side
   215,910.52x = 34,773,250,797.61
5. Step 5: Solve for x
   x = 34,773,250,797.61/215,910.52
6. Step 6: Final answer
   x = 161,053.99