Finding the Third Proportional to 463,404 and 716,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   463,404 : 716,386.50 = 716,386.50 : x
2. Step 2: Convert to fraction form
   463,404/716,386.50 = 716,386.50/x
3. Step 3: Cross multiply
   463,404x = 716,386.50 × 716,386.50
4. Step 4: Simplify right side
   463,404x = 513,209,617,382.25
5. Step 5: Solve for x
   x = 513,209,617,382.25/463,404
6. Step 6: Final answer
   x = 1,107,477.75