Finding the Fourth Proportional to 58,736, 81,055.97 and 31,878.54

Step by Step Solution

1. Step 1: Write the proportion equation
   58,736 : 81,055.97 = 31,878.54 : x
2. Step 2: Convert to fraction form
   58,736/81,055.97 = 31,878.54/x
3. Step 3: Cross multiply
   58,736x = 81,055.97 × 31,878.54
4. Step 4: Simplify right side
   58,736x = 2,583,945,981.88
5. Step 5: Solve for x
   x = 2,583,945,981.88/58,736
6. Step 6: Final answer
   x = 43,992.54