Finding the Third Proportional to 700,573.50 and 1,087,004.25

Step by Step Solution

1. Step 1: Write the proportion equation
   700,573.50 : 1,087,004.25 = 1,087,004.25 : x
2. Step 2: Convert to fraction form
   700,573.50/1,087,004.25 = 1,087,004.25/x
3. Step 3: Cross multiply
   700,573.50x = 1,087,004.25 × 1,087,004.25
4. Step 4: Simplify right side
   700,573.50x = 1,181,578,239,518.06
5. Step 5: Solve for x
   x = 1,181,578,239,518.06/700,573.50
6. Step 6: Final answer
   x = 1,686,587.12