Finding the Fourth Proportional to 23,288.16, 32,137.71 and 12,677.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,288.16 : 32,137.71 = 12,677.76 : x
2. Step 2: Convert to fraction form
   23,288.16/32,137.71 = 12,677.76/x
3. Step 3: Cross multiply
   23,288.16x = 32,137.71 × 12,677.76
4. Step 4: Simplify right side
   23,288.16x = 407,434,174.33
5. Step 5: Solve for x
   x = 407,434,174.33/23,288.16
6. Step 6: Final answer
   x = 17,495.34