Finding the Fourth Proportional to 22,724,616.16, 31,359,920.22 and 12,411,339.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,724,616.16 : 31,359,920.22 = 12,411,339.76 : x
2. Step 2: Convert to fraction form
   22,724,616.16/31,359,920.22 = 12,411,339.76/x
3. Step 3: Cross multiply
   22,724,616.16x = 31,359,920.22 × 12,411,339.76
4. Step 4: Simplify right side
   22,724,616.16x = 389,218,624,696,913.94
5. Step 5: Solve for x
   x = 389,218,624,696,913.94/22,724,616.16
6. Step 6: Final answer
   x = 17,127,621.52