Finding the Fourth Proportional to 22,569,735.78, 31,146,241.50 and 12,256,456.14

Step by Step Solution

1. Step 1: Write the proportion equation
   22,569,735.78 : 31,146,241.50 = 12,256,456.14 : x
2. Step 2: Convert to fraction form
   22,569,735.78/31,146,241.50 = 12,256,456.14/x
3. Step 3: Cross multiply
   22,569,735.78x = 31,146,241.50 × 12,256,456.14
4. Step 4: Simplify right side
   22,569,735.78x = 381,742,542,870,597.81
5. Step 5: Solve for x
   x = 381,742,542,870,597.81/22,569,735.78
6. Step 6: Final answer
   x = 16,913,912.80