Finding the Fourth Proportional to 42,181.52, 63,272.34 and 12,597.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,181.52 : 63,272.34 = 12,597.03 : x
2. Step 2: Convert to fraction form
   42,181.52/63,272.34 = 12,597.03/x
3. Step 3: Cross multiply
   42,181.52x = 63,272.34 × 12,597.03
4. Step 4: Simplify right side
   42,181.52x = 797,043,565.15
5. Step 5: Solve for x
   x = 797,043,565.15/42,181.52
6. Step 6: Final answer
   x = 18,895.57