Finding the Fourth Proportional to 23,543.60, 32,490.38 and 12,933.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,543.60 : 32,490.38 = 12,933.47 : x
2. Step 2: Convert to fraction form
   23,543.60/32,490.38 = 12,933.47/x
3. Step 3: Cross multiply
   23,543.60x = 32,490.38 × 12,933.47
4. Step 4: Simplify right side
   23,543.60x = 420,213,468.58
5. Step 5: Solve for x
   x = 420,213,468.58/23,543.60
6. Step 6: Final answer
   x = 17,848.31