Finding the Fourth Proportional to 10,065.79, 15,101.39 and 3,491.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065.79 : 15,101.39 = 3,491.98 : x
2. Step 2: Convert to fraction form
   10,065.79/15,101.39 = 3,491.98/x
3. Step 3: Cross multiply
   10,065.79x = 15,101.39 × 3,491.98
4. Step 4: Simplify right side
   10,065.79x = 52,733,751.85
5. Step 5: Solve for x
   x = 52,733,751.85/10,065.79
6. Step 6: Final answer
   x = 5,238.91