Finding the Fourth Proportional to 16,288,696.62, 22,470,086.88 and 10,402,143.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,288,696.62 : 22,470,086.88 = 10,402,143.12 : x
2. Step 2: Convert to fraction form
   16,288,696.62/22,470,086.88 = 10,402,143.12/x
3. Step 3: Cross multiply
   16,288,696.62x = 22,470,086.88 × 10,402,143.12
4. Step 4: Simplify right side
   16,288,696.62x = 233,737,059,644,594.25
5. Step 5: Solve for x
   x = 233,737,059,644,594.25/16,288,696.62
6. Step 6: Final answer
   x = 14,349,647.80