Finding the Third Proportional to 485,526 and 735,036.50

Step by Step Solution

1. Step 1: Write the proportion equation
   485,526 : 735,036.50 = 735,036.50 : x
2. Step 2: Convert to fraction form
   485,526/735,036.50 = 735,036.50/x
3. Step 3: Cross multiply
   485,526x = 735,036.50 × 735,036.50
4. Step 4: Simplify right side
   485,526x = 540,278,656,332.25
5. Step 5: Solve for x
   x = 540,278,656,332.25/485,526
6. Step 6: Final answer
   x = 1,112,769.77