Finding the Fourth Proportional to 37,830.78, 52,205.72 and 23,691.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,830.78 : 52,205.72 = 23,691.42 : x
2. Step 2: Convert to fraction form
   37,830.78/52,205.72 = 23,691.42/x
3. Step 3: Cross multiply
   37,830.78x = 52,205.72 × 23,691.42
4. Step 4: Simplify right side
   37,830.78x = 1,236,827,520.47
5. Step 5: Solve for x
   x = 1,236,827,520.47/37,830.78
6. Step 6: Final answer
   x = 32,693.68