Finding the Fourth Proportional to 13,314.08, 18,374.56 and 7,345.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,314.08 : 18,374.56 = 7,345.92 : x
2. Step 2: Convert to fraction form
   13,314.08/18,374.56 = 7,345.92/x
3. Step 3: Cross multiply
   13,314.08x = 18,374.56 × 7,345.92
4. Step 4: Simplify right side
   13,314.08x = 134,978,047.80
5. Step 5: Solve for x
   x = 134,978,047.80/13,314.08
6. Step 6: Final answer
   x = 10,137.99