Finding the Fourth Proportional to 23,538.87, 32,484.29 and 12,929.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,538.87 : 32,484.29 = 12,929.18 : x
2. Step 2: Convert to fraction form
   23,538.87/32,484.29 = 12,929.18/x
3. Step 3: Cross multiply
   23,538.87x = 32,484.29 × 12,929.18
4. Step 4: Simplify right side
   23,538.87x = 419,995,005.51
5. Step 5: Solve for x
   x = 419,995,005.51/23,538.87
6. Step 6: Final answer
   x = 17,842.62