Finding the Fourth Proportional to 37,179.48, 51,308.84 and 20,412.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,179.48 : 51,308.84 = 20,412.84 : x
2. Step 2: Convert to fraction form
   37,179.48/51,308.84 = 20,412.84/x
3. Step 3: Cross multiply
   37,179.48x = 51,308.84 × 20,412.84
4. Step 4: Simplify right side
   37,179.48x = 1,047,359,141.51
5. Step 5: Solve for x
   x = 1,047,359,141.51/37,179.48
6. Step 6: Final answer
   x = 28,170.35