Finding the Third Proportional to 20,543.63 and 31,367.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,543.63 : 31,367.25 = 31,367.25 : x
2. Step 2: Convert to fraction form
   20,543.63/31,367.25 = 31,367.25/x
3. Step 3: Cross multiply
   20,543.63x = 31,367.25 × 31,367.25
4. Step 4: Simplify right side
   20,543.63x = 983,904,372.56
5. Step 5: Solve for x
   x = 983,904,372.56/20,543.63
6. Step 6: Final answer
   x = 47,893.42