Finding the Third Proportional to 498,516 and 1,087,254

Step by Step Solution

1. Step 1: Write the proportion equation
   498,516 : 1,087,254 = 1,087,254 : x
2. Step 2: Convert to fraction form
   498,516/1,087,254 = 1,087,254/x
3. Step 3: Cross multiply
   498,516x = 1,087,254 × 1,087,254
4. Step 4: Simplify right side
   498,516x = 1,182,121,260,516
5. Step 5: Solve for x
   x = 1,182,121,260,516/498,516
6. Step 6: Final answer
   x = 2,371,280.48