Finding the Third Proportional to 4,990.04 and 10,588.54

Step by Step Solution

1. Step 1: Write the proportion equation
   4,990.04 : 10,588.54 = 10,588.54 : x
2. Step 2: Convert to fraction form
   4,990.04/10,588.54 = 10,588.54/x
3. Step 3: Cross multiply
   4,990.04x = 10,588.54 × 10,588.54
4. Step 4: Simplify right side
   4,990.04x = 112,117,076.76
5. Step 5: Solve for x
   x = 112,117,076.76/4,990.04
6. Step 6: Final answer
   x = 22,468.16