Finding the Fourth Proportional to 9,801.72, 13,527.36 and 5,770.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.72 : 13,527.36 = 5,770.13 : x
2. Step 2: Convert to fraction form
   9,801.72/13,527.36 = 5,770.13/x
3. Step 3: Cross multiply
   9,801.72x = 13,527.36 × 5,770.13
4. Step 4: Simplify right side
   9,801.72x = 78,054,558.12
5. Step 5: Solve for x
   x = 78,054,558.12/9,801.72
6. Step 6: Final answer
   x = 7,963.35