Finding the Fourth Proportional to 3,947,155.02, 5,447,180.07 and 2,397,889.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,947,155.02 : 5,447,180.07 = 2,397,889.62 : x
2. Step 2: Convert to fraction form
   3,947,155.02/5,447,180.07 = 2,397,889.62/x
3. Step 3: Cross multiply
   3,947,155.02x = 5,447,180.07 × 2,397,889.62
4. Step 4: Simplify right side
   3,947,155.02x = 13,061,736,548,123.88
5. Step 5: Solve for x
   x = 13,061,736,548,123.88/3,947,155.02
6. Step 6: Final answer
   x = 3,309,152.16