Finding the Fourth Proportional to 9,812.96, 13,541.98 and 5,336.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,812.96 : 13,541.98 = 5,336.70 : x
2. Step 2: Convert to fraction form
   9,812.96/13,541.98 = 5,336.70/x
3. Step 3: Cross multiply
   9,812.96x = 13,541.98 × 5,336.70
4. Step 4: Simplify right side
   9,812.96x = 72,269,484.67
5. Step 5: Solve for x
   x = 72,269,484.67/9,812.96
6. Step 6: Final answer
   x = 7,364.70