Finding the Fourth Proportional to 38,872.14, 53,513.73 and 37,086.72

Step by Step Solution

1. Step 1: Write the proportion equation
   38,872.14 : 53,513.73 = 37,086.72 : x
2. Step 2: Convert to fraction form
   38,872.14/53,513.73 = 37,086.72/x
3. Step 3: Cross multiply
   38,872.14x = 53,513.73 × 37,086.72
4. Step 4: Simplify right side
   38,872.14x = 1,984,648,720.67
5. Step 5: Solve for x
   x = 1,984,648,720.67/38,872.14
6. Step 6: Final answer
   x = 51,055.81