Finding the Third Proportional to 507.19 and 1,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   507.19 : 1,105.50 = 1,105.50 : x
2. Step 2: Convert to fraction form
   507.19/1,105.50 = 1,105.50/x
3. Step 3: Cross multiply
   507.19x = 1,105.50 × 1,105.50
4. Step 4: Simplify right side
   507.19x = 1,222,130.25
5. Step 5: Solve for x
   x = 1,222,130.25/507.19
6. Step 6: Final answer
   x = 2,409.62