Finding the Fourth Proportional to 10,952.34, 16,389.60 and 7,994.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,952.34 : 16,389.60 = 7,994.22 : x
2. Step 2: Convert to fraction form
   10,952.34/16,389.60 = 7,994.22/x
3. Step 3: Cross multiply
   10,952.34x = 16,389.60 × 7,994.22
4. Step 4: Simplify right side
   10,952.34x = 131,022,068.11
5. Step 5: Solve for x
   x = 131,022,068.11/10,952.34
6. Step 6: Final answer
   x = 11,962.93