Finding the Third Proportional to 462,978 and 695,695.50

Step by Step Solution

1. Step 1: Write the proportion equation
   462,978 : 695,695.50 = 695,695.50 : x
2. Step 2: Convert to fraction form
   462,978/695,695.50 = 695,695.50/x
3. Step 3: Cross multiply
   462,978x = 695,695.50 × 695,695.50
4. Step 4: Simplify right side
   462,978x = 483,992,228,720.25
5. Step 5: Solve for x
   x = 483,992,228,720.25/462,978
6. Step 6: Final answer
   x = 1,045,389.26