Finding the Fourth Proportional to 9,927.98, 13,700.81 and 5,451.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,927.98 : 13,700.81 = 5,451.69 : x
2. Step 2: Convert to fraction form
   9,927.98/13,700.81 = 5,451.69/x
3. Step 3: Cross multiply
   9,927.98x = 13,700.81 × 5,451.69
4. Step 4: Simplify right side
   9,927.98x = 74,692,541.61
5. Step 5: Solve for x
   x = 74,692,541.61/9,927.98
6. Step 6: Final answer
   x = 7,523.44