Finding the Fourth Proportional to 23,572.50, 32,530.05 and 12,962.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,572.50 : 32,530.05 = 12,962.82 : x
2. Step 2: Convert to fraction form
   23,572.50/32,530.05 = 12,962.82/x
3. Step 3: Cross multiply
   23,572.50x = 32,530.05 × 12,962.82
4. Step 4: Simplify right side
   23,572.50x = 421,681,182.74
5. Step 5: Solve for x
   x = 421,681,182.74/23,572.50
6. Step 6: Final answer
   x = 17,888.69