Finding the Third Proportional to 63,541.34 and 137,543.27

Step by Step Solution

1. Step 1: Write the proportion equation
   63,541.34 : 137,543.27 = 137,543.27 : x
2. Step 2: Convert to fraction form
   63,541.34/137,543.27 = 137,543.27/x
3. Step 3: Cross multiply
   63,541.34x = 137,543.27 × 137,543.27
4. Step 4: Simplify right side
   63,541.34x = 18,918,152,067.90
5. Step 5: Solve for x
   x = 18,918,152,067.90/63,541.34
6. Step 6: Final answer
   x = 297,729.84