Finding the Fourth Proportional to 23,487.32, 32,412.28 and 12,876.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,487.32 : 32,412.28 = 12,876.96 : x
2. Step 2: Convert to fraction form
   23,487.32/32,412.28 = 12,876.96/x
3. Step 3: Cross multiply
   23,487.32x = 32,412.28 × 12,876.96
4. Step 4: Simplify right side
   23,487.32x = 417,371,633.07
5. Step 5: Solve for x
   x = 417,371,633.07/23,487.32
6. Step 6: Final answer
   x = 17,770.08