Finding the Third Proportional to 10,062.19 and 21,781.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,062.19 : 21,781.72 = 21,781.72 : x
2. Step 2: Convert to fraction form
   10,062.19/21,781.72 = 21,781.72/x
3. Step 3: Cross multiply
   10,062.19x = 21,781.72 × 21,781.72
4. Step 4: Simplify right side
   10,062.19x = 474,443,441.87
5. Step 5: Solve for x
   x = 474,443,441.87/10,062.19
6. Step 6: Final answer
   x = 47,151.10