Finding the Third Proportional to 510,428 and 1,098,858

Step by Step Solution

1. Step 1: Write the proportion equation
   510,428 : 1,098,858 = 1,098,858 : x
2. Step 2: Convert to fraction form
   510,428/1,098,858 = 1,098,858/x
3. Step 3: Cross multiply
   510,428x = 1,098,858 × 1,098,858
4. Step 4: Simplify right side
   510,428x = 1,207,488,904,164
5. Step 5: Solve for x
   x = 1,207,488,904,164/510,428
6. Step 6: Final answer
   x = 2,365,640.02