Finding the Third Proportional to 1,049,428 and 1,620,522

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049,428 : 1,620,522 = 1,620,522 : x
2. Step 2: Convert to fraction form
   1,049,428/1,620,522 = 1,620,522/x
3. Step 3: Cross multiply
   1,049,428x = 1,620,522 × 1,620,522
4. Step 4: Simplify right side
   1,049,428x = 2,626,091,552,484
5. Step 5: Solve for x
   x = 2,626,091,552,484/1,049,428
6. Step 6: Final answer
   x = 2,502,402.79