Finding the Third Proportional to 59,118.75 and 89,291.81

Step by Step Solution

1. Step 1: Write the proportion equation
   59,118.75 : 89,291.81 = 89,291.81 : x
2. Step 2: Convert to fraction form
   59,118.75/89,291.81 = 89,291.81/x
3. Step 3: Cross multiply
   59,118.75x = 89,291.81 × 89,291.81
4. Step 4: Simplify right side
   59,118.75x = 7,973,027,779.54
5. Step 5: Solve for x
   x = 7,973,027,779.54/59,118.75
6. Step 6: Final answer
   x = 134,864.62