Finding the Fourth Proportional to 37,242.88, 51,395.52 and 20,476

Step by Step Solution

1. Step 1: Write the proportion equation
   37,242.88 : 51,395.52 = 20,476 : x
2. Step 2: Convert to fraction form
   37,242.88/51,395.52 = 20,476/x
3. Step 3: Cross multiply
   37,242.88x = 51,395.52 × 20,476
4. Step 4: Simplify right side
   37,242.88x = 1,052,374,667.52
5. Step 5: Solve for x
   x = 1,052,374,667.52/37,242.88
6. Step 6: Final answer
   x = 28,257.07