Finding the Third Proportional to 39,230 and 59,211.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,230 : 59,211.75 = 59,211.75 : x
2. Step 2: Convert to fraction form
   39,230/59,211.75 = 59,211.75/x
3. Step 3: Cross multiply
   39,230x = 59,211.75 × 59,211.75
4. Step 4: Simplify right side
   39,230x = 3,506,031,338.06
5. Step 5: Solve for x
   x = 3,506,031,338.06/39,230
6. Step 6: Final answer
   x = 89,371.18