Finding the Fourth Proportional to 23,700.37, 32,706.51 and 13,090

Step by Step Solution

1. Step 1: Write the proportion equation
   23,700.37 : 32,706.51 = 13,090 : x
2. Step 2: Convert to fraction form
   23,700.37/32,706.51 = 13,090/x
3. Step 3: Cross multiply
   23,700.37x = 32,706.51 × 13,090
4. Step 4: Simplify right side
   23,700.37x = 428,128,215.90
5. Step 5: Solve for x
   x = 428,128,215.90/23,700.37
6. Step 6: Final answer
   x = 18,064.20