Finding the Fourth Proportional to 10,900.42, 16,346.31 and 7,029.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.42 : 16,346.31 = 7,029.70 : x
2. Step 2: Convert to fraction form
   10,900.42/16,346.31 = 7,029.70/x
3. Step 3: Cross multiply
   10,900.42x = 16,346.31 × 7,029.70
4. Step 4: Simplify right side
   10,900.42x = 114,909,655.41
5. Step 5: Solve for x
   x = 114,909,655.41/10,900.42
6. Step 6: Final answer
   x = 10,541.76