Finding the Fourth Proportional to 10,003.65, 13,796.64 and 7,491.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.65 : 13,796.64 = 7,491.72 : x
2. Step 2: Convert to fraction form
   10,003.65/13,796.64 = 7,491.72/x
3. Step 3: Cross multiply
   10,003.65x = 13,796.64 × 7,491.72
4. Step 4: Simplify right side
   10,003.65x = 103,360,563.82
5. Step 5: Solve for x
   x = 103,360,563.82/10,003.65
6. Step 6: Final answer
   x = 10,332.29