Finding the Fourth Proportional to 37,071.28, 55,629.78 and 14,578

Step by Step Solution

1. Step 1: Write the proportion equation
   37,071.28 : 55,629.78 = 14,578 : x
2. Step 2: Convert to fraction form
   37,071.28/55,629.78 = 14,578/x
3. Step 3: Cross multiply
   37,071.28x = 55,629.78 × 14,578
4. Step 4: Simplify right side
   37,071.28x = 810,970,932.84
5. Step 5: Solve for x
   x = 810,970,932.84/37,071.28
6. Step 6: Final answer
   x = 21,875.99