Finding the Third Proportional to 500,303.50 and 749,087

Step by Step Solution

1. Step 1: Write the proportion equation
   500,303.50 : 749,087 = 749,087 : x
2. Step 2: Convert to fraction form
   500,303.50/749,087 = 749,087/x
3. Step 3: Cross multiply
   500,303.50x = 749,087 × 749,087
4. Step 4: Simplify right side
   500,303.50x = 561,131,333,569
5. Step 5: Solve for x
   x = 561,131,333,569/500,303.50
6. Step 6: Final answer
   x = 1,121,581.87