Finding the Fourth Proportional to 23,229.64, 32,054.59 and 13,156.07

Step by Step Solution

1. Step 1: Write the proportion equation
   23,229.64 : 32,054.59 = 13,156.07 : x
2. Step 2: Convert to fraction form
   23,229.64/32,054.59 = 13,156.07/x
3. Step 3: Cross multiply
   23,229.64x = 32,054.59 × 13,156.07
4. Step 4: Simplify right side
   23,229.64x = 421,712,392.34
5. Step 5: Solve for x
   x = 421,712,392.34/23,229.64
6. Step 6: Final answer
   x = 18,154.07