Finding the Third Proportional to 988,224,862.50 and 1,317,478,308

Step by Step Solution

1. Step 1: Write the proportion equation
   988,224,862.50 : 1,317,478,308 = 1,317,478,308 : x
2. Step 2: Convert to fraction form
   988,224,862.50/1,317,478,308 = 1,317,478,308/x
3. Step 3: Cross multiply
   988,224,862.50x = 1,317,478,308 × 1,317,478,308
4. Step 4: Simplify right side
   988,224,862.50x = 1,735,749,092,050,542,848
5. Step 5: Solve for x
   x = 1,735,749,092,050,542,848/988,224,862.50
6. Step 6: Final answer
   x = 1,756,431,312.26