Finding the Fourth Proportional to 31,269.86, 43,156.58 and 18,522.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,269.86 : 43,156.58 = 18,522.04 : x
2. Step 2: Convert to fraction form
   31,269.86/43,156.58 = 18,522.04/x
3. Step 3: Cross multiply
   31,269.86x = 43,156.58 × 18,522.04
4. Step 4: Simplify right side
   31,269.86x = 799,347,901.02
5. Step 5: Solve for x
   x = 799,347,901.02/31,269.86
6. Step 6: Final answer
   x = 25,562.89