Finding the Third Proportional to 389,103.75 and 846,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   389,103.75 : 846,382.50 = 846,382.50 : x
2. Step 2: Convert to fraction form
   389,103.75/846,382.50 = 846,382.50/x
3. Step 3: Cross multiply
   389,103.75x = 846,382.50 × 846,382.50
4. Step 4: Simplify right side
   389,103.75x = 716,363,336,306.25
5. Step 5: Solve for x
   x = 716,363,336,306.25/389,103.75
6. Step 6: Final answer
   x = 1,841,059.96