Finding the Fourth Proportional to 10,994.46, 16,484.10 and 5,152.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994.46 : 16,484.10 = 5,152.74 : x
2. Step 2: Convert to fraction form
   10,994.46/16,484.10 = 5,152.74/x
3. Step 3: Cross multiply
   10,994.46x = 16,484.10 × 5,152.74
4. Step 4: Simplify right side
   10,994.46x = 84,938,281.43
5. Step 5: Solve for x
   x = 84,938,281.43/10,994.46
6. Step 6: Final answer
   x = 7,725.55