Finding the Third Proportional to 223,501.50 and 486,900

Step by Step Solution

1. Step 1: Write the proportion equation
   223,501.50 : 486,900 = 486,900 : x
2. Step 2: Convert to fraction form
   223,501.50/486,900 = 486,900/x
3. Step 3: Cross multiply
   223,501.50x = 486,900 × 486,900
4. Step 4: Simplify right side
   223,501.50x = 237,071,610,000
5. Step 5: Solve for x
   x = 237,071,610,000/223,501.50
6. Step 6: Final answer
   x = 1,060,715.97