Finding the Third Proportional to 981.56 and 2,136.52

Step by Step Solution

1. Step 1: Write the proportion equation
   981.56 : 2,136.52 = 2,136.52 : x
2. Step 2: Convert to fraction form
   981.56/2,136.52 = 2,136.52/x
3. Step 3: Cross multiply
   981.56x = 2,136.52 × 2,136.52
4. Step 4: Simplify right side
   981.56x = 4,564,699.02
5. Step 5: Solve for x
   x = 4,564,699.02/981.56
6. Step 6: Final answer
   x = 4,650.44