Finding the Fourth Proportional to 23,340.30, 35,026.01 and 12,105.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,340.30 : 35,026.01 = 12,105.99 : x
2. Step 2: Convert to fraction form
   23,340.30/35,026.01 = 12,105.99/x
3. Step 3: Cross multiply
   23,340.30x = 35,026.01 × 12,105.99
4. Step 4: Simplify right side
   23,340.30x = 424,024,526.80
5. Step 5: Solve for x
   x = 424,024,526.80/23,340.30
6. Step 6: Final answer
   x = 18,167.06