Finding the Third Proportional to 72,089.63 and 110,958

Step by Step Solution

1. Step 1: Write the proportion equation
   72,089.63 : 110,958 = 110,958 : x
2. Step 2: Convert to fraction form
   72,089.63/110,958 = 110,958/x
3. Step 3: Cross multiply
   72,089.63x = 110,958 × 110,958
4. Step 4: Simplify right side
   72,089.63x = 12,311,677,764
5. Step 5: Solve for x
   x = 12,311,677,764/72,089.63
6. Step 6: Final answer
   x = 170,782.94