Finding the Fourth Proportional to 42,837.25, 59,142.20 and 27,530

Step by Step Solution

1. Step 1: Write the proportion equation
   42,837.25 : 59,142.20 = 27,530 : x
2. Step 2: Convert to fraction form
   42,837.25/59,142.20 = 27,530/x
3. Step 3: Cross multiply
   42,837.25x = 59,142.20 × 27,530
4. Step 4: Simplify right side
   42,837.25x = 1,628,184,628.35
5. Step 5: Solve for x
   x = 1,628,184,628.35/42,837.25
6. Step 6: Final answer
   x = 38,008.62