Finding the Fourth Proportional to 23,572.71, 32,531.37 and 12,962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,572.71 : 32,531.37 = 12,962.72 : x
2. Step 2: Convert to fraction form
   23,572.71/32,531.37 = 12,962.72/x
3. Step 3: Cross multiply
   23,572.71x = 32,531.37 × 12,962.72
4. Step 4: Simplify right side
   23,572.71x = 421,694,877.87
5. Step 5: Solve for x
   x = 421,694,877.87/23,572.71
6. Step 6: Final answer
   x = 17,889.11