Finding the Fourth Proportional to 9,973.97, 13,751.30 and 8,174.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,973.97 : 13,751.30 = 8,174.83 : x
2. Step 2: Convert to fraction form
   9,973.97/13,751.30 = 8,174.83/x
3. Step 3: Cross multiply
   9,973.97x = 13,751.30 × 8,174.83
4. Step 4: Simplify right side
   9,973.97x = 112,414,539.78
5. Step 5: Solve for x
   x = 112,414,539.78/9,973.97
6. Step 6: Final answer
   x = 11,270.79