Finding the Fourth Proportional to 1,991,144,049.39, 2,747,779,057.13 and 1,099,070,944.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,991,144,049.39 : 2,747,779,057.13 = 1,099,070,944.29 : x
2. Step 2: Convert to fraction form
   1,991,144,049.39/2,747,779,057.13 = 1,099,070,944.29/x
3. Step 3: Cross multiply
   1,991,144,049.39x = 2,747,779,057.13 × 1,099,070,944.29
4. Step 4: Simplify right side
   1,991,144,049.39x = 3,020,004,123,014,659,584
5. Step 5: Solve for x
   x = 3,020,004,123,014,659,584/1,991,144,049.39
6. Step 6: Final answer
   x = 1,516,718,051.58