Finding the Third Proportional to 260,300.25 and 527,845.50

Step by Step Solution

1. Step 1: Write the proportion equation
   260,300.25 : 527,845.50 = 527,845.50 : x
2. Step 2: Convert to fraction form
   260,300.25/527,845.50 = 527,845.50/x
3. Step 3: Cross multiply
   260,300.25x = 527,845.50 × 527,845.50
4. Step 4: Simplify right side
   260,300.25x = 278,620,871,870.25
5. Step 5: Solve for x
   x = 278,620,871,870.25/260,300.25
6. Step 6: Final answer
   x = 1,070,382.65