Finding the Fourth Proportional to 2,058.74, 3,088.71 and 742.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.74 : 3,088.71 = 742.47 : x
2. Step 2: Convert to fraction form
   2,058.74/3,088.71 = 742.47/x
3. Step 3: Cross multiply
   2,058.74x = 3,088.71 × 742.47
4. Step 4: Simplify right side
   2,058.74x = 2,293,274.51
5. Step 5: Solve for x
   x = 2,293,274.51/2,058.74
6. Step 6: Final answer
   x = 1,113.92