Finding the Third Proportional to 503,119 and 752,683.50

Step by Step Solution

1. Step 1: Write the proportion equation
   503,119 : 752,683.50 = 752,683.50 : x
2. Step 2: Convert to fraction form
   503,119/752,683.50 = 752,683.50/x
3. Step 3: Cross multiply
   503,119x = 752,683.50 × 752,683.50
4. Step 4: Simplify right side
   503,119x = 566,532,451,172.25
5. Step 5: Solve for x
   x = 566,532,451,172.25/503,119
6. Step 6: Final answer
   x = 1,126,040.66