Finding the Third Proportional to 76,345.50 and 109,962

Step by Step Solution

1. Step 1: Write the proportion equation
   76,345.50 : 109,962 = 109,962 : x
2. Step 2: Convert to fraction form
   76,345.50/109,962 = 109,962/x
3. Step 3: Cross multiply
   76,345.50x = 109,962 × 109,962
4. Step 4: Simplify right side
   76,345.50x = 12,091,641,444
5. Step 5: Solve for x
   x = 12,091,641,444/76,345.50
6. Step 6: Final answer
   x = 158,380.54