Finding the Third Proportional to 510,822 and 1,111,428

Step by Step Solution

1. Step 1: Write the proportion equation
   510,822 : 1,111,428 = 1,111,428 : x
2. Step 2: Convert to fraction form
   510,822/1,111,428 = 1,111,428/x
3. Step 3: Cross multiply
   510,822x = 1,111,428 × 1,111,428
4. Step 4: Simplify right side
   510,822x = 1,235,272,199,184
5. Step 5: Solve for x
   x = 1,235,272,199,184/510,822
6. Step 6: Final answer
   x = 2,418,204.77