Finding the Fourth Proportional to 23,084.52, 31,856.76 and 13,530.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,084.52 : 31,856.76 = 13,530.04 : x
2. Step 2: Convert to fraction form
   23,084.52/31,856.76 = 13,530.04/x
3. Step 3: Cross multiply
   23,084.52x = 31,856.76 × 13,530.04
4. Step 4: Simplify right side
   23,084.52x = 431,023,237.07
5. Step 5: Solve for x
   x = 431,023,237.07/23,084.52
6. Step 6: Final answer
   x = 18,671.53