Finding the Fourth Proportional to 9,980.51, 14,973.60 and 5,049.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,980.51 : 14,973.60 = 5,049.23 : x
2. Step 2: Convert to fraction form
   9,980.51/14,973.60 = 5,049.23/x
3. Step 3: Cross multiply
   9,980.51x = 14,973.60 × 5,049.23
4. Step 4: Simplify right side
   9,980.51x = 75,605,150.33
5. Step 5: Solve for x
   x = 75,605,150.33/9,980.51
6. Step 6: Final answer
   x = 7,575.28