Finding the Fourth Proportional to 58,850.57, 81,215.39 and 31,994.89

Step by Step Solution

1. Step 1: Write the proportion equation
   58,850.57 : 81,215.39 = 31,994.89 : x
2. Step 2: Convert to fraction form
   58,850.57/81,215.39 = 31,994.89/x
3. Step 3: Cross multiply
   58,850.57x = 81,215.39 × 31,994.89
4. Step 4: Simplify right side
   58,850.57x = 2,598,477,346.31
5. Step 5: Solve for x
   x = 2,598,477,346.31/58,850.57
6. Step 6: Final answer
   x = 44,153.82