Finding the Fourth Proportional to 52,676.64, 72,687.81 and 31,167.04

Step by Step Solution

1. Step 1: Write the proportion equation
   52,676.64 : 72,687.81 = 31,167.04 : x
2. Step 2: Convert to fraction form
   52,676.64/72,687.81 = 31,167.04/x
3. Step 3: Cross multiply
   52,676.64x = 72,687.81 × 31,167.04
4. Step 4: Simplify right side
   52,676.64x = 2,265,463,881.78
5. Step 5: Solve for x
   x = 2,265,463,881.78/52,676.64
6. Step 6: Final answer
   x = 43,006.99