Finding the Fourth Proportional to 9,994.35, 14,968.17 and 7,900.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,994.35 : 14,968.17 = 7,900.30 : x
2. Step 2: Convert to fraction form
   9,994.35/14,968.17 = 7,900.30/x
3. Step 3: Cross multiply
   9,994.35x = 14,968.17 × 7,900.30
4. Step 4: Simplify right side
   9,994.35x = 118,253,033.45
5. Step 5: Solve for x
   x = 118,253,033.45/9,994.35
6. Step 6: Final answer
   x = 11,831.99