Finding the Third Proportional to 468,149.50 and 707,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   468,149.50 : 707,143.50 = 707,143.50 : x
2. Step 2: Convert to fraction form
   468,149.50/707,143.50 = 707,143.50/x
3. Step 3: Cross multiply
   468,149.50x = 707,143.50 × 707,143.50
4. Step 4: Simplify right side
   468,149.50x = 500,051,929,592.25
5. Step 5: Solve for x
   x = 500,051,929,592.25/468,149.50
6. Step 6: Final answer
   x = 1,068,145.82