Finding the Fourth Proportional to 5,017.31, 7,522.28 and 3,070.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,017.31 : 7,522.28 = 3,070.88 : x
2. Step 2: Convert to fraction form
   5,017.31/7,522.28 = 3,070.88/x
3. Step 3: Cross multiply
   5,017.31x = 7,522.28 × 3,070.88
4. Step 4: Simplify right side
   5,017.31x = 23,100,019.21
5. Step 5: Solve for x
   x = 23,100,019.21/5,017.31
6. Step 6: Final answer
   x = 4,604.06