Finding the Fourth Proportional to 5,601.60, 7,735.72 and 5,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601.60 : 7,735.72 = 5,076.72 : x
2. Step 2: Convert to fraction form
   5,601.60/7,735.72 = 5,076.72/x
3. Step 3: Cross multiply
   5,601.60x = 7,735.72 × 5,076.72
4. Step 4: Simplify right side
   5,601.60x = 39,272,084.44
5. Step 5: Solve for x
   x = 39,272,084.44/5,601.60
6. Step 6: Final answer
   x = 7,010.87