Finding the Third Proportional to 9,156.16 and 20,071.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,156.16 : 20,071.23 = 20,071.23 : x
2. Step 2: Convert to fraction form
   9,156.16/20,071.23 = 20,071.23/x
3. Step 3: Cross multiply
   9,156.16x = 20,071.23 × 20,071.23
4. Step 4: Simplify right side
   9,156.16x = 402,854,292.53
5. Step 5: Solve for x
   x = 402,854,292.53/9,156.16
6. Step 6: Final answer
   x = 43,998.15