Finding the Fourth Proportional to 9,802.71, 13,527.70 and 5,326.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,802.71 : 13,527.70 = 5,326.38 : x
2. Step 2: Convert to fraction form
   9,802.71/13,527.70 = 5,326.38/x
3. Step 3: Cross multiply
   9,802.71x = 13,527.70 × 5,326.38
4. Step 4: Simplify right side
   9,802.71x = 72,053,657.41
5. Step 5: Solve for x
   x = 72,053,657.41/9,802.71
6. Step 6: Final answer
   x = 7,350.38