Finding the Third Proportional to 749,330 and 1,124,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   749,330 : 1,124,018.50 = 1,124,018.50 : x
2. Step 2: Convert to fraction form
   749,330/1,124,018.50 = 1,124,018.50/x
3. Step 3: Cross multiply
   749,330x = 1,124,018.50 × 1,124,018.50
4. Step 4: Simplify right side
   749,330x = 1,263,417,588,342.25
5. Step 5: Solve for x
   x = 1,263,417,588,342.25/749,330
6. Step 6: Final answer
   x = 1,686,063.00