Finding the Third Proportional to 454,801.50 and 696,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   454,801.50 : 696,064.50 = 696,064.50 : x
2. Step 2: Convert to fraction form
   454,801.50/696,064.50 = 696,064.50/x
3. Step 3: Cross multiply
   454,801.50x = 696,064.50 × 696,064.50
4. Step 4: Simplify right side
   454,801.50x = 484,505,788,160.25
5. Step 5: Solve for x
   x = 484,505,788,160.25/454,801.50
6. Step 6: Final answer
   x = 1,065,312.64