Finding the Fourth Proportional to 16,475.29, 22,737.52 and 9,402.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,475.29 : 22,737.52 = 9,402.77 : x
2. Step 2: Convert to fraction form
   16,475.29/22,737.52 = 9,402.77/x
3. Step 3: Cross multiply
   16,475.29x = 22,737.52 × 9,402.77
4. Step 4: Simplify right side
   16,475.29x = 213,795,670.93
5. Step 5: Solve for x
   x = 213,795,670.93/16,475.29
6. Step 6: Final answer
   x = 12,976.75