Finding the Third Proportional to 363,992,758,384.50 and 791,340,401,911.50

Step by Step Solution

1. Step 1: Write the proportion equation
   363,992,758,384.50 : 791,340,401,911.50 = 791,340,401,911.50 : x
2. Step 2: Convert to fraction form
   363,992,758,384.50/791,340,401,911.50 = 791,340,401,911.50/x
3. Step 3: Cross multiply
   363,992,758,384.50x = 791,340,401,911.50 × 791,340,401,911.50
4. Step 4: Simplify right side
   363,992,758,384.50x = 626,219,631,697,454,319,009,792
5. Step 5: Solve for x
   x = 626,219,631,697,454,319,009,792/363,992,758,384.50
6. Step 6: Final answer
   x = 1,720,417,830,499.68