Finding the Third Proportional to 121,450.50 and 267,003

Step by Step Solution

1. Step 1: Write the proportion equation
   121,450.50 : 267,003 = 267,003 : x
2. Step 2: Convert to fraction form
   121,450.50/267,003 = 267,003/x
3. Step 3: Cross multiply
   121,450.50x = 267,003 × 267,003
4. Step 4: Simplify right side
   121,450.50x = 71,290,602,009
5. Step 5: Solve for x
   x = 71,290,602,009/121,450.50
6. Step 6: Final answer
   x = 586,993.07