Finding the Fourth Proportional to 8,743.47, 13,096.71 and 7,070.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,743.47 : 13,096.71 = 7,070.42 : x
2. Step 2: Convert to fraction form
   8,743.47/13,096.71 = 7,070.42/x
3. Step 3: Cross multiply
   8,743.47x = 13,096.71 × 7,070.42
4. Step 4: Simplify right side
   8,743.47x = 92,599,240.32
5. Step 5: Solve for x
   x = 92,599,240.32/8,743.47
6. Step 6: Final answer
   x = 10,590.67