Finding the Fourth Proportional to 10,397.53, 14,348.58 and 5,681.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,397.53 : 14,348.58 = 5,681.81 : x
2. Step 2: Convert to fraction form
   10,397.53/14,348.58 = 5,681.81/x
3. Step 3: Cross multiply
   10,397.53x = 14,348.58 × 5,681.81
4. Step 4: Simplify right side
   10,397.53x = 81,525,905.33
5. Step 5: Solve for x
   x = 81,525,905.33/10,397.53
6. Step 6: Final answer
   x = 7,840.89