Finding the Third Proportional to 60,810.75 and 91,945.13

Step by Step Solution

1. Step 1: Write the proportion equation
   60,810.75 : 91,945.13 = 91,945.13 : x
2. Step 2: Convert to fraction form
   60,810.75/91,945.13 = 91,945.13/x
3. Step 3: Cross multiply
   60,810.75x = 91,945.13 × 91,945.13
4. Step 4: Simplify right side
   60,810.75x = 8,453,906,011.27
5. Step 5: Solve for x
   x = 8,453,906,011.27/60,810.75
6. Step 6: Final answer
   x = 139,019.93