Finding the Third Proportional to 340,267.50 and 745,659

Step by Step Solution

1. Step 1: Write the proportion equation
   340,267.50 : 745,659 = 745,659 : x
2. Step 2: Convert to fraction form
   340,267.50/745,659 = 745,659/x
3. Step 3: Cross multiply
   340,267.50x = 745,659 × 745,659
4. Step 4: Simplify right side
   340,267.50x = 556,007,344,281
5. Step 5: Solve for x
   x = 556,007,344,281/340,267.50
6. Step 6: Final answer
   x = 1,634,030.12