Finding the Third Proportional to 79,768,582 and 173,513,442

Step by Step Solution

1. Step 1: Write the proportion equation
   79,768,582 : 173,513,442 = 173,513,442 : x
2. Step 2: Convert to fraction form
   79,768,582/173,513,442 = 173,513,442/x
3. Step 3: Cross multiply
   79,768,582x = 173,513,442 × 173,513,442
4. Step 4: Simplify right side
   79,768,582x = 30,106,914,554,687,364
5. Step 5: Solve for x
   x = 30,106,914,554,687,364/79,768,582
6. Step 6: Final answer
   x = 377,428,228.00