Finding the Third Proportional to 1,010.81 and 2,176.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.81 : 2,176.88 = 2,176.88 : x
2. Step 2: Convert to fraction form
   1,010.81/2,176.88 = 2,176.88/x
3. Step 3: Cross multiply
   1,010.81x = 2,176.88 × 2,176.88
4. Step 4: Simplify right side
   1,010.81x = 4,738,784.77
5. Step 5: Solve for x
   x = 4,738,784.77/1,010.81
6. Step 6: Final answer
   x = 4,688.09