Finding the Fourth Proportional to 1,456,323,780.69, 2,010,273,347.17 and 954,564,899.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,323,780.69 : 2,010,273,347.17 = 954,564,899.49 : x
2. Step 2: Convert to fraction form
   1,456,323,780.69/2,010,273,347.17 = 954,564,899.49/x
3. Step 3: Cross multiply
   1,456,323,780.69x = 2,010,273,347.17 × 954,564,899.49
4. Step 4: Simplify right side
   1,456,323,780.69x = 1,918,936,375,591,396,096
5. Step 5: Solve for x
   x = 1,918,936,375,591,396,096/1,456,323,780.69
6. Step 6: Final answer
   x = 1,317,657,790.82