Finding the Fourth Proportional to 37,498.17, 51,747.42 and 20,731.17

Step by Step Solution

1. Step 1: Write the proportion equation
   37,498.17 : 51,747.42 = 20,731.17 : x
2. Step 2: Convert to fraction form
   37,498.17/51,747.42 = 20,731.17/x
3. Step 3: Cross multiply
   37,498.17x = 51,747.42 × 20,731.17
4. Step 4: Simplify right side
   37,498.17x = 1,072,784,561.08
5. Step 5: Solve for x
   x = 1,072,784,561.08/37,498.17
6. Step 6: Final answer
   x = 28,608.98