Finding the Fourth Proportional to 37,815.84, 52,182.72 and 21,049.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,815.84 : 52,182.72 = 21,049.92 : x
2. Step 2: Convert to fraction form
   37,815.84/52,182.72 = 21,049.92/x
3. Step 3: Cross multiply
   37,815.84x = 52,182.72 × 21,049.92
4. Step 4: Simplify right side
   37,815.84x = 1,098,442,081.38
5. Step 5: Solve for x
   x = 1,098,442,081.38/37,815.84
6. Step 6: Final answer
   x = 29,047.14