Finding the Fourth Proportional to 94,843.32, 142,156.98 and 31,648.61

Step by Step Solution

1. Step 1: Write the proportion equation
   94,843.32 : 142,156.98 = 31,648.61 : x
2. Step 2: Convert to fraction form
   94,843.32/142,156.98 = 31,648.61/x
3. Step 3: Cross multiply
   94,843.32x = 142,156.98 × 31,648.61
4. Step 4: Simplify right side
   94,843.32x = 4,499,070,108.01
5. Step 5: Solve for x
   x = 4,499,070,108.01/94,843.32
6. Step 6: Final answer
   x = 47,436.87