Finding the Fourth Proportional to 51,162.96, 76,602.72 and 26,149.15

Step by Step Solution

1. Step 1: Write the proportion equation
   51,162.96 : 76,602.72 = 26,149.15 : x
2. Step 2: Convert to fraction form
   51,162.96/76,602.72 = 26,149.15/x
3. Step 3: Cross multiply
   51,162.96x = 76,602.72 × 26,149.15
4. Step 4: Simplify right side
   51,162.96x = 2,003,096,015.69
5. Step 5: Solve for x
   x = 2,003,096,015.69/51,162.96
6. Step 6: Final answer
   x = 39,151.29