Finding the Third Proportional to 1,061 and 2,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061 : 2,151.50 = 2,151.50 : x
2. Step 2: Convert to fraction form
   1,061/2,151.50 = 2,151.50/x
3. Step 3: Cross multiply
   1,061x = 2,151.50 × 2,151.50
4. Step 4: Simplify right side
   1,061x = 4,628,952.25
5. Step 5: Solve for x
   x = 4,628,952.25/1,061
6. Step 6: Final answer
   x = 4,362.82