Finding the Third Proportional to 480,690 and 754,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   480,690 : 754,030.50 = 754,030.50 : x
2. Step 2: Convert to fraction form
   480,690/754,030.50 = 754,030.50/x
3. Step 3: Cross multiply
   480,690x = 754,030.50 × 754,030.50
4. Step 4: Simplify right side
   480,690x = 568,561,994,930.25
5. Step 5: Solve for x
   x = 568,561,994,930.25/480,690
6. Step 6: Final answer
   x = 1,182,803.88