Finding the Fourth Proportional to 9,828.02, 13,562.70 and 5,351.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,828.02 : 13,562.70 = 5,351.78 : x
2. Step 2: Convert to fraction form
   9,828.02/13,562.70 = 5,351.78/x
3. Step 3: Cross multiply
   9,828.02x = 13,562.70 × 5,351.78
4. Step 4: Simplify right side
   9,828.02x = 72,584,586.61
5. Step 5: Solve for x
   x = 72,584,586.61/9,828.02
6. Step 6: Final answer
   x = 7,385.47