Finding the Third Proportional to 363,917,756.81 and 797,107,200.89

Step by Step Solution

1. Step 1: Write the proportion equation
   363,917,756.81 : 797,107,200.89 = 797,107,200.89 : x
2. Step 2: Convert to fraction form
   363,917,756.81/797,107,200.89 = 797,107,200.89/x
3. Step 3: Cross multiply
   363,917,756.81x = 797,107,200.89 × 797,107,200.89
4. Step 4: Simplify right side
   363,917,756.81x = 635,379,889,711,647,232
5. Step 5: Solve for x
   x = 635,379,889,711,647,232/363,917,756.81
6. Step 6: Final answer
   x = 1,745,943,630.99