Finding the Third Proportional to 538,959 and 898,210

Step by Step Solution

1. Step 1: Write the proportion equation
   538,959 : 898,210 = 898,210 : x
2. Step 2: Convert to fraction form
   538,959/898,210 = 898,210/x
3. Step 3: Cross multiply
   538,959x = 898,210 × 898,210
4. Step 4: Simplify right side
   538,959x = 806,781,204,100
5. Step 5: Solve for x
   x = 806,781,204,100/538,959
6. Step 6: Final answer
   x = 1,496,925.01