Finding the Third Proportional to 410,904,441.75 and 879,989,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   410,904,441.75 : 879,989,401.50 = 879,989,401.50 : x
2. Step 2: Convert to fraction form
   410,904,441.75/879,989,401.50 = 879,989,401.50/x
3. Step 3: Cross multiply
   410,904,441.75x = 879,989,401.50 × 879,989,401.50
4. Step 4: Simplify right side
   410,904,441.75x = 774,381,346,752,328,192
5. Step 5: Solve for x
   x = 774,381,346,752,328,192/410,904,441.75
6. Step 6: Final answer
   x = 1,884,577,697.56