Finding the Third Proportional to 78,043.50 and 119,988

Step by Step Solution

1. Step 1: Write the proportion equation
   78,043.50 : 119,988 = 119,988 : x
2. Step 2: Convert to fraction form
   78,043.50/119,988 = 119,988/x
3. Step 3: Cross multiply
   78,043.50x = 119,988 × 119,988
4. Step 4: Simplify right side
   78,043.50x = 14,397,120,144
5. Step 5: Solve for x
   x = 14,397,120,144/78,043.50
6. Step 6: Final answer
   x = 184,475.58