Finding the Fourth Proportional to 37,842.78, 52,227.12 and 20,848.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,842.78 : 52,227.12 = 20,848.76 : x
2. Step 2: Convert to fraction form
   37,842.78/52,227.12 = 20,848.76/x
3. Step 3: Cross multiply
   37,842.78x = 52,227.12 × 20,848.76
4. Step 4: Simplify right side
   37,842.78x = 1,088,870,690.37
5. Step 5: Solve for x
   x = 1,088,870,690.37/37,842.78
6. Step 6: Final answer
   x = 28,773.54