Finding the Fourth Proportional to 42,290.39, 58,227.58 and 35,904.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,290.39 : 58,227.58 = 35,904.35 : x
2. Step 2: Convert to fraction form
   42,290.39/58,227.58 = 35,904.35/x
3. Step 3: Cross multiply
   42,290.39x = 58,227.58 × 35,904.35
4. Step 4: Simplify right side
   42,290.39x = 2,090,623,411.97
5. Step 5: Solve for x
   x = 2,090,623,411.97/42,290.39
6. Step 6: Final answer
   x = 49,434.95