Finding the Third Proportional to 921,522 and 1,442,478

Step by Step Solution

1. Step 1: Write the proportion equation
   921,522 : 1,442,478 = 1,442,478 : x
2. Step 2: Convert to fraction form
   921,522/1,442,478 = 1,442,478/x
3. Step 3: Cross multiply
   921,522x = 1,442,478 × 1,442,478
4. Step 4: Simplify right side
   921,522x = 2,080,742,780,484
5. Step 5: Solve for x
   x = 2,080,742,780,484/921,522
6. Step 6: Final answer
   x = 2,257,941.51