Finding the Fourth Proportional to 23,908.96, 32,990.56 and 13,298.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,908.96 : 32,990.56 = 13,298.56 : x
2. Step 2: Convert to fraction form
   23,908.96/32,990.56 = 13,298.56/x
3. Step 3: Cross multiply
   23,908.96x = 32,990.56 × 13,298.56
4. Step 4: Simplify right side
   23,908.96x = 438,726,941.59
5. Step 5: Solve for x
   x = 438,726,941.59/23,908.96
6. Step 6: Final answer
   x = 18,349.90