Finding the Third Proportional to 1,491,108,142.50 and 2,223,731,495.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491,108,142.50 : 2,223,731,495.25 = 2,223,731,495.25 : x
2. Step 2: Convert to fraction form
   1,491,108,142.50/2,223,731,495.25 = 2,223,731,495.25/x
3. Step 3: Cross multiply
   1,491,108,142.50x = 2,223,731,495.25 × 2,223,731,495.25
4. Step 4: Simplify right side
   1,491,108,142.50x = 4,944,981,762,966,800,384
5. Step 5: Solve for x
   x = 4,944,981,762,966,800,384/1,491,108,142.50
6. Step 6: Final answer
   x = 3,316,313,298.83