Finding the Fourth Proportional to 91,967.22, 137,876.39 and 28,754.82

Step by Step Solution

1. Step 1: Write the proportion equation
   91,967.22 : 137,876.39 = 28,754.82 : x
2. Step 2: Convert to fraction form
   91,967.22/137,876.39 = 28,754.82/x
3. Step 3: Cross multiply
   91,967.22x = 137,876.39 × 28,754.82
4. Step 4: Simplify right side
   91,967.22x = 3,964,610,632.93
5. Step 5: Solve for x
   x = 3,964,610,632.93/91,967.22
6. Step 6: Final answer
   x = 43,108.95