Finding the Fourth Proportional to 42,534.72, 58,713.93 and 31,954.91

Step by Step Solution

1. Step 1: Write the proportion equation
   42,534.72 : 58,713.93 = 31,954.91 : x
2. Step 2: Convert to fraction form
   42,534.72/58,713.93 = 31,954.91/x
3. Step 3: Cross multiply
   42,534.72x = 58,713.93 × 31,954.91
4. Step 4: Simplify right side
   42,534.72x = 1,876,198,055.33
5. Step 5: Solve for x
   x = 1,876,198,055.33/42,534.72
6. Step 6: Final answer
   x = 44,109.80