Finding the Fourth Proportional to 37,148.58, 55,658.04 and 30,948.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,148.58 : 55,658.04 = 30,948.42 : x
2. Step 2: Convert to fraction form
   37,148.58/55,658.04 = 30,948.42/x
3. Step 3: Cross multiply
   37,148.58x = 55,658.04 × 30,948.42
4. Step 4: Simplify right side
   37,148.58x = 1,722,528,398.30
5. Step 5: Solve for x
   x = 1,722,528,398.30/37,148.58
6. Step 6: Final answer
   x = 46,368.62