Finding the Third Proportional to 10,097.79 and 21,656.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,097.79 : 21,656.43 = 21,656.43 : x
2. Step 2: Convert to fraction form
   10,097.79/21,656.43 = 21,656.43/x
3. Step 3: Cross multiply
   10,097.79x = 21,656.43 × 21,656.43
4. Step 4: Simplify right side
   10,097.79x = 469,000,777.62
5. Step 5: Solve for x
   x = 469,000,777.62/10,097.79
6. Step 6: Final answer
   x = 46,445.89