Finding the Fourth Proportional to 5,696.31, 8,556.61 and 5,363.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,696.31 : 8,556.61 = 5,363.40 : x
2. Step 2: Convert to fraction form
   5,696.31/8,556.61 = 5,363.40/x
3. Step 3: Cross multiply
   5,696.31x = 8,556.61 × 5,363.40
4. Step 4: Simplify right side
   5,696.31x = 45,892,522.07
5. Step 5: Solve for x
   x = 45,892,522.07/5,696.31
6. Step 6: Final answer
   x = 8,056.54