Finding the Fourth Proportional to 112,215.52, 168,234.24 and 56,026.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,215.52 : 168,234.24 = 56,026.72 : x
2. Step 2: Convert to fraction form
   112,215.52/168,234.24 = 56,026.72/x
3. Step 3: Cross multiply
   112,215.52x = 168,234.24 × 56,026.72
4. Step 4: Simplify right side
   112,215.52x = 9,425,612,658.89
5. Step 5: Solve for x
   x = 9,425,612,658.89/112,215.52
6. Step 6: Final answer
   x = 83,995.62