Finding the Fourth Proportional to 23,510.07, 32,443.94 and 12,899.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,510.07 : 32,443.94 = 12,899.78 : x
2. Step 2: Convert to fraction form
   23,510.07/32,443.94 = 12,899.78/x
3. Step 3: Cross multiply
   23,510.07x = 32,443.94 × 12,899.78
4. Step 4: Simplify right side
   23,510.07x = 418,519,688.33
5. Step 5: Solve for x
   x = 418,519,688.33/23,510.07
6. Step 6: Final answer
   x = 17,801.72