Finding the Fourth Proportional to 11,417.81, 17,118.41 and 7,710.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,417.81 : 17,118.41 = 7,710.84 : x
2. Step 2: Convert to fraction form
   11,417.81/17,118.41 = 7,710.84/x
3. Step 3: Cross multiply
   11,417.81x = 17,118.41 × 7,710.84
4. Step 4: Simplify right side
   11,417.81x = 131,997,282.01
5. Step 5: Solve for x
   x = 131,997,282.01/11,417.81
6. Step 6: Final answer
   x = 11,560.65