Finding the Third Proportional to 403,812,024,073 and 872,099,054,612

Step by Step Solution

1. Step 1: Write the proportion equation
   403,812,024,073 : 872,099,054,612 = 872,099,054,612 : x
2. Step 2: Convert to fraction form
   403,812,024,073/872,099,054,612 = 872,099,054,612/x
3. Step 3: Cross multiply
   403,812,024,073x = 872,099,054,612 × 872,099,054,612
4. Step 4: Simplify right side
   403,812,024,073x = 760,556,761,055,144,120,942,592
5. Step 5: Solve for x
   x = 760,556,761,055,144,120,942,592/403,812,024,073
6. Step 6: Final answer
   x = 1,883,442,581,486.02