Finding the Fourth Proportional to 10,076.57, 13,903.53 and 5,599.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.57 : 13,903.53 = 5,599.40 : x
2. Step 2: Convert to fraction form
   10,076.57/13,903.53 = 5,599.40/x
3. Step 3: Cross multiply
   10,076.57x = 13,903.53 × 5,599.40
4. Step 4: Simplify right side
   10,076.57x = 77,851,425.88
5. Step 5: Solve for x
   x = 77,851,425.88/10,076.57
6. Step 6: Final answer
   x = 7,725.98