Finding the Fourth Proportional to 10,335.42, 14,263.02 and 5,619.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,335.42 : 14,263.02 = 5,619.69 : x
2. Step 2: Convert to fraction form
   10,335.42/14,263.02 = 5,619.69/x
3. Step 3: Cross multiply
   10,335.42x = 14,263.02 × 5,619.69
4. Step 4: Simplify right side
   10,335.42x = 80,153,750.86
5. Step 5: Solve for x
   x = 80,153,750.86/10,335.42
6. Step 6: Final answer
   x = 7,755.25