Finding the Fourth Proportional to 2,947,204,042.10, 4,420,806,063.15 and 1,397,522,086.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,204,042.10 : 4,420,806,063.15 = 1,397,522,086.10 : x
2. Step 2: Convert to fraction form
   2,947,204,042.10/4,420,806,063.15 = 1,397,522,086.10/x
3. Step 3: Cross multiply
   2,947,204,042.10x = 4,420,806,063.15 × 1,397,522,086.10
4. Step 4: Simplify right side
   2,947,204,042.10x = 6,178,174,111,616,915,456
5. Step 5: Solve for x
   x = 6,178,174,111,616,915,456/2,947,204,042.10
6. Step 6: Final answer
   x = 2,096,283,129.15