Finding the Third Proportional to 2,190.50 and 3,468.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190.50 : 3,468.13 = 3,468.13 : x
2. Step 2: Convert to fraction form
   2,190.50/3,468.13 = 3,468.13/x
3. Step 3: Cross multiply
   2,190.50x = 3,468.13 × 3,468.13
4. Step 4: Simplify right side
   2,190.50x = 12,027,891.02
5. Step 5: Solve for x
   x = 12,027,891.02/2,190.50
6. Step 6: Final answer
   x = 5,490.93