Finding the Fourth Proportional to 14,162.51, 19,543.86 and 7,789.13

Step by Step Solution

1. Step 1: Write the proportion equation
   14,162.51 : 19,543.86 = 7,789.13 : x
2. Step 2: Convert to fraction form
   14,162.51/19,543.86 = 7,789.13/x
3. Step 3: Cross multiply
   14,162.51x = 19,543.86 × 7,789.13
4. Step 4: Simplify right side
   14,162.51x = 152,229,568.52
5. Step 5: Solve for x
   x = 152,229,568.52/14,162.51
6. Step 6: Final answer
   x = 10,748.77