Finding the Third Proportional to 2,439,312,519.88 and 3,291,205,298.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439,312,519.88 : 3,291,205,298.25 = 3,291,205,298.25 : x
2. Step 2: Convert to fraction form
   2,439,312,519.88/3,291,205,298.25 = 3,291,205,298.25/x
3. Step 3: Cross multiply
   2,439,312,519.88x = 3,291,205,298.25 × 3,291,205,298.25
4. Step 4: Simplify right side
   2,439,312,519.88x = 10,832,032,315,228,870,656
5. Step 5: Solve for x
   x = 10,832,032,315,228,870,656/2,439,312,519.88
6. Step 6: Final answer
   x = 4,440,608,666.16