Finding the Fourth Proportional to 9,994.40, 13,792.72 and 5,746.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,994.40 : 13,792.72 = 5,746.84 : x
2. Step 2: Convert to fraction form
   9,994.40/13,792.72 = 5,746.84/x
3. Step 3: Cross multiply
   9,994.40x = 13,792.72 × 5,746.84
4. Step 4: Simplify right side
   9,994.40x = 79,264,555.00
5. Step 5: Solve for x
   x = 79,264,555.00/9,994.40
6. Step 6: Final answer
   x = 7,930.90