Finding the Fourth Proportional to 64,888.75, 89,548.61 and 37,662.73

Step by Step Solution

1. Step 1: Write the proportion equation
   64,888.75 : 89,548.61 = 37,662.73 : x
2. Step 2: Convert to fraction form
   64,888.75/89,548.61 = 37,662.73/x
3. Step 3: Cross multiply
   64,888.75x = 89,548.61 × 37,662.73
4. Step 4: Simplify right side
   64,888.75x = 3,372,645,120.31
5. Step 5: Solve for x
   x = 3,372,645,120.31/64,888.75
6. Step 6: Final answer
   x = 51,975.81