Finding the Third Proportional to 700,591 and 1,087,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   700,591 : 1,087,030.50 = 1,087,030.50 : x
2. Step 2: Convert to fraction form
   700,591/1,087,030.50 = 1,087,030.50/x
3. Step 3: Cross multiply
   700,591x = 1,087,030.50 × 1,087,030.50
4. Step 4: Simplify right side
   700,591x = 1,181,635,307,930.25
5. Step 5: Solve for x
   x = 1,181,635,307,930.25/700,591
6. Step 6: Final answer
   x = 1,686,626.45