Finding the Third Proportional to 913,843,359 and 1,392,191,798

Step by Step Solution

1. Step 1: Write the proportion equation
   913,843,359 : 1,392,191,798 = 1,392,191,798 : x
2. Step 2: Convert to fraction form
   913,843,359/1,392,191,798 = 1,392,191,798/x
3. Step 3: Cross multiply
   913,843,359x = 1,392,191,798 × 1,392,191,798
4. Step 4: Simplify right side
   913,843,359x = 1,938,198,002,418,472,704
5. Step 5: Solve for x
   x = 1,938,198,002,418,472,704/913,843,359
6. Step 6: Final answer
   x = 2,120,930,226.53