Finding the Fourth Proportional to 31,354.08, 43,214.76 and 29,877.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,354.08 : 43,214.76 = 29,877.72 : x
2. Step 2: Convert to fraction form
   31,354.08/43,214.76 = 29,877.72/x
3. Step 3: Cross multiply
   31,354.08x = 43,214.76 × 29,877.72
4. Step 4: Simplify right side
   31,354.08x = 1,291,158,499.15
5. Step 5: Solve for x
   x = 1,291,158,499.15/31,354.08
6. Step 6: Final answer
   x = 41,179.92