Finding the Third Proportional to 898,387.50 and 1,321,290

Step by Step Solution

1. Step 1: Write the proportion equation
   898,387.50 : 1,321,290 = 1,321,290 : x
2. Step 2: Convert to fraction form
   898,387.50/1,321,290 = 1,321,290/x
3. Step 3: Cross multiply
   898,387.50x = 1,321,290 × 1,321,290
4. Step 4: Simplify right side
   898,387.50x = 1,745,807,264,100
5. Step 5: Solve for x
   x = 1,745,807,264,100/898,387.50
6. Step 6: Final answer
   x = 1,943,267.54