Finding the Fourth Proportional to 9,819.59, 13,551.06 and 5,343.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,819.59 : 13,551.06 = 5,343.34 : x
2. Step 2: Convert to fraction form
   9,819.59/13,551.06 = 5,343.34/x
3. Step 3: Cross multiply
   9,819.59x = 13,551.06 × 5,343.34
4. Step 4: Simplify right side
   9,819.59x = 72,407,920.94
5. Step 5: Solve for x
   x = 72,407,920.94/9,819.59
6. Step 6: Final answer
   x = 7,373.82