Finding the Third Proportional to 59,287.50 and 91,119

Step by Step Solution

1. Step 1: Write the proportion equation
   59,287.50 : 91,119 = 91,119 : x
2. Step 2: Convert to fraction form
   59,287.50/91,119 = 91,119/x
3. Step 3: Cross multiply
   59,287.50x = 91,119 × 91,119
4. Step 4: Simplify right side
   59,287.50x = 8,302,672,161
5. Step 5: Solve for x
   x = 8,302,672,161/59,287.50
6. Step 6: Final answer
   x = 140,040.85