Finding the Third Proportional to 340,048.50 and 744,733.50

Step by Step Solution

1. Step 1: Write the proportion equation
   340,048.50 : 744,733.50 = 744,733.50 : x
2. Step 2: Convert to fraction form
   340,048.50/744,733.50 = 744,733.50/x
3. Step 3: Cross multiply
   340,048.50x = 744,733.50 × 744,733.50
4. Step 4: Simplify right side
   340,048.50x = 554,627,986,022.25
5. Step 5: Solve for x
   x = 554,627,986,022.25/340,048.50
6. Step 6: Final answer
   x = 1,631,026.12