Finding the Fourth Proportional to 37,107, 51,207.78 and 20,111.52

Step by Step Solution

1. Step 1: Write the proportion equation
   37,107 : 51,207.78 = 20,111.52 : x
2. Step 2: Convert to fraction form
   37,107/51,207.78 = 20,111.52/x
3. Step 3: Cross multiply
   37,107x = 51,207.78 × 20,111.52
4. Step 4: Simplify right side
   37,107x = 1,029,866,291.63
5. Step 5: Solve for x
   x = 1,029,866,291.63/37,107
6. Step 6: Final answer
   x = 27,753.96