Finding the Third Proportional to 745,626,025.50 and 1,118,439,146.25

Step by Step Solution

1. Step 1: Write the proportion equation
   745,626,025.50 : 1,118,439,146.25 = 1,118,439,146.25 : x
2. Step 2: Convert to fraction form
   745,626,025.50/1,118,439,146.25 = 1,118,439,146.25/x
3. Step 3: Cross multiply
   745,626,025.50x = 1,118,439,146.25 × 1,118,439,146.25
4. Step 4: Simplify right side
   745,626,025.50x = 1,250,906,123,864,428,800
5. Step 5: Solve for x
   x = 1,250,906,123,864,428,800/745,626,025.50
6. Step 6: Final answer
   x = 1,677,658,881.38