Finding the Third Proportional to 74,976 and 113,238.56

Step by Step Solution

1. Step 1: Write the proportion equation
   74,976 : 113,238.56 = 113,238.56 : x
2. Step 2: Convert to fraction form
   74,976/113,238.56 = 113,238.56/x
3. Step 3: Cross multiply
   74,976x = 113,238.56 × 113,238.56
4. Step 4: Simplify right side
   74,976x = 12,822,972,037.07
5. Step 5: Solve for x
   x = 12,822,972,037.07/74,976
6. Step 6: Final answer
   x = 171,027.69