Finding the Fourth Proportional to 9,970.02, 13,758.48 and 5,494.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,970.02 : 13,758.48 = 5,494.23 : x
2. Step 2: Convert to fraction form
   9,970.02/13,758.48 = 5,494.23/x
3. Step 3: Cross multiply
   9,970.02x = 13,758.48 × 5,494.23
4. Step 4: Simplify right side
   9,970.02x = 75,592,253.57
5. Step 5: Solve for x
   x = 75,592,253.57/9,970.02
6. Step 6: Final answer
   x = 7,581.96