Finding the Third Proportional to 490,624 and 1,146,528

Step by Step Solution

1. Step 1: Write the proportion equation
   490,624 : 1,146,528 = 1,146,528 : x
2. Step 2: Convert to fraction form
   490,624/1,146,528 = 1,146,528/x
3. Step 3: Cross multiply
   490,624x = 1,146,528 × 1,146,528
4. Step 4: Simplify right side
   490,624x = 1,314,526,454,784
5. Step 5: Solve for x
   x = 1,314,526,454,784/490,624
6. Step 6: Final answer
   x = 2,679,295.05