Finding the Third Proportional to 42,163.50 and 64,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,163.50 : 64,108.75 = 64,108.75 : x
2. Step 2: Convert to fraction form
   42,163.50/64,108.75 = 64,108.75/x
3. Step 3: Cross multiply
   42,163.50x = 64,108.75 × 64,108.75
4. Step 4: Simplify right side
   42,163.50x = 4,109,931,826.56
5. Step 5: Solve for x
   x = 4,109,931,826.56/42,163.50
6. Step 6: Final answer
   x = 97,476.06