Finding the Fourth Proportional to 37,478.20, 51,725.35 and 22,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,478.20 : 51,725.35 = 22,371.50 : x
2. Step 2: Convert to fraction form
   37,478.20/51,725.35 = 22,371.50/x
3. Step 3: Cross multiply
   37,478.20x = 51,725.35 × 22,371.50
4. Step 4: Simplify right side
   37,478.20x = 1,157,173,667.53
5. Step 5: Solve for x
   x = 1,157,173,667.53/37,478.20
6. Step 6: Final answer
   x = 30,875.91