Finding the Fourth Proportional to 37,196.16, 51,328.80 and 20,425.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,196.16 : 51,328.80 = 20,425.92 : x
2. Step 2: Convert to fraction form
   37,196.16/51,328.80 = 20,425.92/x
3. Step 3: Cross multiply
   37,196.16x = 51,328.80 × 20,425.92
4. Step 4: Simplify right side
   37,196.16x = 1,048,437,962.50
5. Step 5: Solve for x
   x = 1,048,437,962.50/37,196.16
6. Step 6: Final answer
   x = 28,186.73