Finding the Third Proportional to 487,062 and 764,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   487,062 : 764,248.50 = 764,248.50 : x
2. Step 2: Convert to fraction form
   487,062/764,248.50 = 764,248.50/x
3. Step 3: Cross multiply
   487,062x = 764,248.50 × 764,248.50
4. Step 4: Simplify right side
   487,062x = 584,075,769,752.25
5. Step 5: Solve for x
   x = 584,075,769,752.25/487,062
6. Step 6: Final answer
   x = 1,199,181.56