Finding the Fourth Proportional to 76,736.72, 115,074.84 and 37,282.16

Step by Step Solution

1. Step 1: Write the proportion equation
   76,736.72 : 115,074.84 = 37,282.16 : x
2. Step 2: Convert to fraction form
   76,736.72/115,074.84 = 37,282.16/x
3. Step 3: Cross multiply
   76,736.72x = 115,074.84 × 37,282.16
4. Step 4: Simplify right side
   76,736.72x = 4,290,238,596.85
5. Step 5: Solve for x
   x = 4,290,238,596.85/76,736.72
6. Step 6: Final answer
   x = 55,908.55