Finding the Fourth Proportional to 23,602.71, 32,572.52 and 12,993.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,602.71 : 32,572.52 = 12,993.15 : x
2. Step 2: Convert to fraction form
   23,602.71/32,572.52 = 12,993.15/x
3. Step 3: Cross multiply
   23,602.71x = 32,572.52 × 12,993.15
4. Step 4: Simplify right side
   23,602.71x = 423,219,573.27
5. Step 5: Solve for x
   x = 423,219,573.27/23,602.71
6. Step 6: Final answer
   x = 17,930.97