Finding the Third Proportional to 18,579.38 and 42,125.06

Step by Step Solution

1. Step 1: Write the proportion equation
   18,579.38 : 42,125.06 = 42,125.06 : x
2. Step 2: Convert to fraction form
   18,579.38/42,125.06 = 42,125.06/x
3. Step 3: Cross multiply
   18,579.38x = 42,125.06 × 42,125.06
4. Step 4: Simplify right side
   18,579.38x = 1,774,520,890.63
5. Step 5: Solve for x
   x = 1,774,520,890.63/18,579.38
6. Step 6: Final answer
   x = 95,510.26