Finding the Third Proportional to 456,687 and 695,803.50

Step by Step Solution

1. Step 1: Write the proportion equation
   456,687 : 695,803.50 = 695,803.50 : x
2. Step 2: Convert to fraction form
   456,687/695,803.50 = 695,803.50/x
3. Step 3: Cross multiply
   456,687x = 695,803.50 × 695,803.50
4. Step 4: Simplify right side
   456,687x = 484,142,510,612.25
5. Step 5: Solve for x
   x = 484,142,510,612.25/456,687
6. Step 6: Final answer
   x = 1,060,118.88