Finding the Third Proportional to 1,099,375.25 and 1,681,757.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,099,375.25 : 1,681,757.50 = 1,681,757.50 : x
2. Step 2: Convert to fraction form
   1,099,375.25/1,681,757.50 = 1,681,757.50/x
3. Step 3: Cross multiply
   1,099,375.25x = 1,681,757.50 × 1,681,757.50
4. Step 4: Simplify right side
   1,099,375.25x = 2,828,308,288,806.25
5. Step 5: Solve for x
   x = 2,828,308,288,806.25/1,099,375.25
6. Step 6: Final answer
   x = 2,572,650.50