Finding the Fourth Proportional to 10,393.67, 14,343.24 and 5,677.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,393.67 : 14,343.24 = 5,677.99 : x
2. Step 2: Convert to fraction form
   10,393.67/14,343.24 = 5,677.99/x
3. Step 3: Cross multiply
   10,393.67x = 14,343.24 × 5,677.99
4. Step 4: Simplify right side
   10,393.67x = 81,440,758.72
5. Step 5: Solve for x
   x = 81,440,758.72/10,393.67
6. Step 6: Final answer
   x = 7,835.61