Finding the Fourth Proportional to 77,964.37, 116,847.12 and 37,992.89

Step by Step Solution

1. Step 1: Write the proportion equation
   77,964.37 : 116,847.12 = 37,992.89 : x
2. Step 2: Convert to fraction form
   77,964.37/116,847.12 = 37,992.89/x
3. Step 3: Cross multiply
   77,964.37x = 116,847.12 × 37,992.89
4. Step 4: Simplify right side
   77,964.37x = 4,439,359,776.98
5. Step 5: Solve for x
   x = 4,439,359,776.98/77,964.37
6. Step 6: Final answer
   x = 56,940.88