Finding the Fourth Proportional to 23,510.30, 32,443.94 and 12,899.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,510.30 : 32,443.94 = 12,899.93 : x
2. Step 2: Convert to fraction form
   23,510.30/32,443.94 = 12,899.93/x
3. Step 3: Cross multiply
   23,510.30x = 32,443.94 × 12,899.93
4. Step 4: Simplify right side
   23,510.30x = 418,524,328.20
5. Step 5: Solve for x
   x = 418,524,328.20/23,510.30
6. Step 6: Final answer
   x = 17,801.75