Finding the Fourth Proportional to 23,547.38, 32,480.96 and 13,980.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,547.38 : 32,480.96 = 13,980.77 : x
2. Step 2: Convert to fraction form
   23,547.38/32,480.96 = 13,980.77/x
3. Step 3: Cross multiply
   23,547.38x = 32,480.96 × 13,980.77
4. Step 4: Simplify right side
   23,547.38x = 454,108,598.83
5. Step 5: Solve for x
   x = 454,108,598.83/23,547.38
6. Step 6: Final answer
   x = 19,284.89