Finding the Third Proportional to 931.50 and 2,106

Step by Step Solution

1. Step 1: Write the proportion equation
   931.50 : 2,106 = 2,106 : x
2. Step 2: Convert to fraction form
   931.50/2,106 = 2,106/x
3. Step 3: Cross multiply
   931.50x = 2,106 × 2,106
4. Step 4: Simplify right side
   931.50x = 4,435,236
5. Step 5: Solve for x
   x = 4,435,236/931.50
6. Step 6: Final answer
   x = 4,761.39