Finding the Third Proportional to 498,521 and 1,087,263

Step by Step Solution

1. Step 1: Write the proportion equation
   498,521 : 1,087,263 = 1,087,263 : x
2. Step 2: Convert to fraction form
   498,521/1,087,263 = 1,087,263/x
3. Step 3: Cross multiply
   498,521x = 1,087,263 × 1,087,263
4. Step 4: Simplify right side
   498,521x = 1,182,140,831,169
5. Step 5: Solve for x
   x = 1,182,140,831,169/498,521
6. Step 6: Final answer
   x = 2,371,295.96