Finding the Third Proportional to 608,259 and 889,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   608,259 : 889,276.50 = 889,276.50 : x
2. Step 2: Convert to fraction form
   608,259/889,276.50 = 889,276.50/x
3. Step 3: Cross multiply
   608,259x = 889,276.50 × 889,276.50
4. Step 4: Simplify right side
   608,259x = 790,812,693,452.25
5. Step 5: Solve for x
   x = 790,812,693,452.25/608,259
6. Step 6: Final answer
   x = 1,300,124.94