Finding the Fourth Proportional to 23,508.52, 32,443.86 and 12,900.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,508.52 : 32,443.86 = 12,900.22 : x
2. Step 2: Convert to fraction form
   23,508.52/32,443.86 = 12,900.22/x
3. Step 3: Cross multiply
   23,508.52x = 32,443.86 × 12,900.22
4. Step 4: Simplify right side
   23,508.52x = 418,532,931.65
5. Step 5: Solve for x
   x = 418,532,931.65/23,508.52
6. Step 6: Final answer
   x = 17,803.46