Finding the Fourth Proportional to 10,438.42, 14,404.50 and 5,900.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,438.42 : 14,404.50 = 5,900.98 : x
2. Step 2: Convert to fraction form
   10,438.42/14,404.50 = 5,900.98/x
3. Step 3: Cross multiply
   10,438.42x = 14,404.50 × 5,900.98
4. Step 4: Simplify right side
   10,438.42x = 85,000,666.41
5. Step 5: Solve for x
   x = 85,000,666.41/10,438.42
6. Step 6: Final answer
   x = 8,143.06