Finding the Third Proportional to 977.06 and 2,100.94

Step by Step Solution

1. Step 1: Write the proportion equation
   977.06 : 2,100.94 = 2,100.94 : x
2. Step 2: Convert to fraction form
   977.06/2,100.94 = 2,100.94/x
3. Step 3: Cross multiply
   977.06x = 2,100.94 × 2,100.94
4. Step 4: Simplify right side
   977.06x = 4,413,938.38
5. Step 5: Solve for x
   x = 4,413,938.38/977.06
6. Step 6: Final answer
   x = 4,517.56