Finding the Fourth Proportional to 58,649.06, 80,935.71 and 31,791.49

Step by Step Solution

1. Step 1: Write the proportion equation
   58,649.06 : 80,935.71 = 31,791.49 : x
2. Step 2: Convert to fraction form
   58,649.06/80,935.71 = 31,791.49/x
3. Step 3: Cross multiply
   58,649.06x = 80,935.71 × 31,791.49
4. Step 4: Simplify right side
   58,649.06x = 2,573,066,493.55
5. Step 5: Solve for x
   x = 2,573,066,493.55/58,649.06
6. Step 6: Final answer
   x = 43,872.25