Finding the Third Proportional to 74,891.25 and 113,877.56

Step by Step Solution

1. Step 1: Write the proportion equation
   74,891.25 : 113,877.56 = 113,877.56 : x
2. Step 2: Convert to fraction form
   74,891.25/113,877.56 = 113,877.56/x
3. Step 3: Cross multiply
   74,891.25x = 113,877.56 × 113,877.56
4. Step 4: Simplify right side
   74,891.25x = 12,968,099,240.94
5. Step 5: Solve for x
   x = 12,968,099,240.94/74,891.25
6. Step 6: Final answer
   x = 173,159.07