Finding the Third Proportional to 21,397.29 and 45,659.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,397.29 : 45,659.32 = 45,659.32 : x
2. Step 2: Convert to fraction form
   21,397.29/45,659.32 = 45,659.32/x
3. Step 3: Cross multiply
   21,397.29x = 45,659.32 × 45,659.32
4. Step 4: Simplify right side
   21,397.29x = 2,084,773,531.40
5. Step 5: Solve for x
   x = 2,084,773,531.40/21,397.29
6. Step 6: Final answer
   x = 97,431.67