Finding the Fourth Proportional to 13,002.18, 17,952.66 and 7,973.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.18 : 17,952.66 = 7,973.34 : x
2. Step 2: Convert to fraction form
   13,002.18/17,952.66 = 7,973.34/x
3. Step 3: Cross multiply
   13,002.18x = 17,952.66 × 7,973.34
4. Step 4: Simplify right side
   13,002.18x = 143,142,662.08
5. Step 5: Solve for x
   x = 143,142,662.08/13,002.18
6. Step 6: Final answer
   x = 11,009.13