Finding the Fourth Proportional to 42,098.94, 58,071.33 and 30,754.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,098.94 : 58,071.33 = 30,754.58 : x
2. Step 2: Convert to fraction form
   42,098.94/58,071.33 = 30,754.58/x
3. Step 3: Cross multiply
   42,098.94x = 58,071.33 × 30,754.58
4. Step 4: Simplify right side
   42,098.94x = 1,785,959,073.83
5. Step 5: Solve for x
   x = 1,785,959,073.83/42,098.94
6. Step 6: Final answer
   x = 42,422.90