Finding the Third Proportional to 672,699 and 999,460.50

Step by Step Solution

1. Step 1: Write the proportion equation
   672,699 : 999,460.50 = 999,460.50 : x
2. Step 2: Convert to fraction form
   672,699/999,460.50 = 999,460.50/x
3. Step 3: Cross multiply
   672,699x = 999,460.50 × 999,460.50
4. Step 4: Simplify right side
   672,699x = 998,921,291,060.25
5. Step 5: Solve for x
   x = 998,921,291,060.25/672,699
6. Step 6: Final answer
   x = 1,484,945.41