Finding the Third Proportional to 498,494 and 1,087,213

Step by Step Solution

1. Step 1: Write the proportion equation
   498,494 : 1,087,213 = 1,087,213 : x
2. Step 2: Convert to fraction form
   498,494/1,087,213 = 1,087,213/x
3. Step 3: Cross multiply
   498,494x = 1,087,213 × 1,087,213
4. Step 4: Simplify right side
   498,494x = 1,182,032,107,369
5. Step 5: Solve for x
   x = 1,182,032,107,369/498,494
6. Step 6: Final answer
   x = 2,371,206.29