Finding the Fourth Proportional to 9,591.86, 13,235.92 and 5,342.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.86 : 13,235.92 = 5,342.60 : x
2. Step 2: Convert to fraction form
   9,591.86/13,235.92 = 5,342.60/x
3. Step 3: Cross multiply
   9,591.86x = 13,235.92 × 5,342.60
4. Step 4: Simplify right side
   9,591.86x = 70,714,146.66
5. Step 5: Solve for x
   x = 70,714,146.66/9,591.86
6. Step 6: Final answer
   x = 7,372.31