Finding the Fourth Proportional to 22,602.32, 31,191.98 and 13,648.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,602.32 : 31,191.98 = 13,648.04 : x
2. Step 2: Convert to fraction form
   22,602.32/31,191.98 = 13,648.04/x
3. Step 3: Cross multiply
   22,602.32x = 31,191.98 × 13,648.04
4. Step 4: Simplify right side
   22,602.32x = 425,709,166.52
5. Step 5: Solve for x
   x = 425,709,166.52/22,602.32
6. Step 6: Final answer
   x = 18,834.76