Finding the Third Proportional to 41,979.75 and 70,502.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,979.75 : 70,502.50 = 70,502.50 : x
2. Step 2: Convert to fraction form
   41,979.75/70,502.50 = 70,502.50/x
3. Step 3: Cross multiply
   41,979.75x = 70,502.50 × 70,502.50
4. Step 4: Simplify right side
   41,979.75x = 4,970,602,506.25
5. Step 5: Solve for x
   x = 4,970,602,506.25/41,979.75
6. Step 6: Final answer
   x = 118,404.77