Finding the Fourth Proportional to 17,303.48, 23,878.81 and 9,345.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,303.48 : 23,878.81 = 9,345.71 : x
2. Step 2: Convert to fraction form
   17,303.48/23,878.81 = 9,345.71/x
3. Step 3: Cross multiply
   17,303.48x = 23,878.81 × 9,345.71
4. Step 4: Simplify right side
   17,303.48x = 223,164,314.01
5. Step 5: Solve for x
   x = 223,164,314.01/17,303.48
6. Step 6: Final answer
   x = 12,897.08