Finding the Fourth Proportional to 23,248.51, 32,082.54 and 12,638.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,248.51 : 32,082.54 = 12,638.06 : x
2. Step 2: Convert to fraction form
   23,248.51/32,082.54 = 12,638.06/x
3. Step 3: Cross multiply
   23,248.51x = 32,082.54 × 12,638.06
4. Step 4: Simplify right side
   23,248.51x = 405,461,065.47
5. Step 5: Solve for x
   x = 405,461,065.47/23,248.51
6. Step 6: Final answer
   x = 17,440.30