Finding the Third Proportional to 72,655.88 and 97,638.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,655.88 : 97,638.75 = 97,638.75 : x
2. Step 2: Convert to fraction form
   72,655.88/97,638.75 = 97,638.75/x
3. Step 3: Cross multiply
   72,655.88x = 97,638.75 × 97,638.75
4. Step 4: Simplify right side
   72,655.88x = 9,533,325,501.56
5. Step 5: Solve for x
   x = 9,533,325,501.56/72,655.88
6. Step 6: Final answer
   x = 131,212.04