Finding the Third Proportional to 598,298.50 and 897,886.50

Step by Step Solution

1. Step 1: Write the proportion equation
   598,298.50 : 897,886.50 = 897,886.50 : x
2. Step 2: Convert to fraction form
   598,298.50/897,886.50 = 897,886.50/x
3. Step 3: Cross multiply
   598,298.50x = 897,886.50 × 897,886.50
4. Step 4: Simplify right side
   598,298.50x = 806,200,166,882.25
5. Step 5: Solve for x
   x = 806,200,166,882.25/598,298.50
6. Step 6: Final answer
   x = 1,347,488.20