Finding the Fourth Proportional to 23,386.50, 32,274.08 and 12,776.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,386.50 : 32,274.08 = 12,776.82 : x
2. Step 2: Convert to fraction form
   23,386.50/32,274.08 = 12,776.82/x
3. Step 3: Cross multiply
   23,386.50x = 32,274.08 × 12,776.82
4. Step 4: Simplify right side
   23,386.50x = 412,359,973.83
5. Step 5: Solve for x
   x = 412,359,973.83/23,386.50
6. Step 6: Final answer
   x = 17,632.39