Finding the Fourth Proportional to 5,364.02, 8,085.46 and 5,141.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,364.02 : 8,085.46 = 5,141.72 : x
2. Step 2: Convert to fraction form
   5,364.02/8,085.46 = 5,141.72/x
3. Step 3: Cross multiply
   5,364.02x = 8,085.46 × 5,141.72
4. Step 4: Simplify right side
   5,364.02x = 41,573,171.39
5. Step 5: Solve for x
   x = 41,573,171.39/5,364.02
6. Step 6: Final answer
   x = 7,750.38