Finding the Third Proportional to 4,687.03 and 10,152.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,687.03 : 10,152.42 = 10,152.42 : x
2. Step 2: Convert to fraction form
   4,687.03/10,152.42 = 10,152.42/x
3. Step 3: Cross multiply
   4,687.03x = 10,152.42 × 10,152.42
4. Step 4: Simplify right side
   4,687.03x = 103,071,669.93
5. Step 5: Solve for x
   x = 103,071,669.93/4,687.03
6. Step 6: Final answer
   x = 21,990.82