Finding the Fourth Proportional to 9,064.48, 13,600.60 and 3,800.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.48 : 13,600.60 = 3,800.72 : x
2. Step 2: Convert to fraction form
   9,064.48/13,600.60 = 3,800.72/x
3. Step 3: Cross multiply
   9,064.48x = 13,600.60 × 3,800.72
4. Step 4: Simplify right side
   9,064.48x = 51,692,072.43
5. Step 5: Solve for x
   x = 51,692,072.43/9,064.48
6. Step 6: Final answer
   x = 5,702.71