Finding the Fourth Proportional to 58,738.05, 81,055.76 and 31,880.34

Step by Step Solution

1. Step 1: Write the proportion equation
   58,738.05 : 81,055.76 = 31,880.34 : x
2. Step 2: Convert to fraction form
   58,738.05/81,055.76 = 31,880.34/x
3. Step 3: Cross multiply
   58,738.05x = 81,055.76 × 31,880.34
4. Step 4: Simplify right side
   58,738.05x = 2,584,085,028.36
5. Step 5: Solve for x
   x = 2,584,085,028.36/58,738.05
6. Step 6: Final answer
   x = 43,993.37