Finding the Fourth Proportional to 13,008.86, 17,953.82 and 7,973.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,008.86 : 17,953.82 = 7,973.80 : x
2. Step 2: Convert to fraction form
   13,008.86/17,953.82 = 7,973.80/x
3. Step 3: Cross multiply
   13,008.86x = 17,953.82 × 7,973.80
4. Step 4: Simplify right side
   13,008.86x = 143,160,169.92
5. Step 5: Solve for x
   x = 143,160,169.92/13,008.86
6. Step 6: Final answer
   x = 11,004.82