Finding the Fourth Proportional to 11,613.59, 17,392.71 and 6,340.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,613.59 : 17,392.71 = 6,340.70 : x
2. Step 2: Convert to fraction form
   11,613.59/17,392.71 = 6,340.70/x
3. Step 3: Cross multiply
   11,613.59x = 17,392.71 × 6,340.70
4. Step 4: Simplify right side
   11,613.59x = 110,281,956.30
5. Step 5: Solve for x
   x = 110,281,956.30/11,613.59
6. Step 6: Final answer
   x = 9,495.94