Finding the Third Proportional to 675,664.50 and 1,468,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   675,664.50 : 1,468,147.50 = 1,468,147.50 : x
2. Step 2: Convert to fraction form
   675,664.50/1,468,147.50 = 1,468,147.50/x
3. Step 3: Cross multiply
   675,664.50x = 1,468,147.50 × 1,468,147.50
4. Step 4: Simplify right side
   675,664.50x = 2,155,457,081,756.25
5. Step 5: Solve for x
   x = 2,155,457,081,756.25/675,664.50
6. Step 6: Final answer
   x = 3,190,129.25