Finding the Fourth Proportional to 5,240,446.56, 7,231,957.56 and 2,948,688.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,240,446.56 : 7,231,957.56 = 2,948,688.72 : x
2. Step 2: Convert to fraction form
   5,240,446.56/7,231,957.56 = 2,948,688.72/x
3. Step 3: Cross multiply
   5,240,446.56x = 7,231,957.56 × 2,948,688.72
4. Step 4: Simplify right side
   5,240,446.56x = 21,324,791,680,690.72
5. Step 5: Solve for x
   x = 21,324,791,680,690.72/5,240,446.56
6. Step 6: Final answer
   x = 4,069,269.94