Finding the Third Proportional to 76,410.50 and 118,078

Step by Step Solution

1. Step 1: Write the proportion equation
   76,410.50 : 118,078 = 118,078 : x
2. Step 2: Convert to fraction form
   76,410.50/118,078 = 118,078/x
3. Step 3: Cross multiply
   76,410.50x = 118,078 × 118,078
4. Step 4: Simplify right side
   76,410.50x = 13,942,414,084
5. Step 5: Solve for x
   x = 13,942,414,084/76,410.50
6. Step 6: Final answer
   x = 182,467.25