Finding the Third Proportional to 384,442.50 and 898,230

Step by Step Solution

1. Step 1: Write the proportion equation
   384,442.50 : 898,230 = 898,230 : x
2. Step 2: Convert to fraction form
   384,442.50/898,230 = 898,230/x
3. Step 3: Cross multiply
   384,442.50x = 898,230 × 898,230
4. Step 4: Simplify right side
   384,442.50x = 806,817,132,900
5. Step 5: Solve for x
   x = 806,817,132,900/384,442.50
6. Step 6: Final answer
   x = 2,098,667.90