Finding the Fourth Proportional to 10,335.51, 14,262.89 and 5,619.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,335.51 : 14,262.89 = 5,619.69 : x
2. Step 2: Convert to fraction form
   10,335.51/14,262.89 = 5,619.69/x
3. Step 3: Cross multiply
   10,335.51x = 14,262.89 × 5,619.69
4. Step 4: Simplify right side
   10,335.51x = 80,152,992.21
5. Step 5: Solve for x
   x = 80,152,992.21/10,335.51
6. Step 6: Final answer
   x = 7,755.11