Finding the Fourth Proportional to 91,922.88, 126,833.88 and 53,665.05

Step by Step Solution

1. Step 1: Write the proportion equation
   91,922.88 : 126,833.88 = 53,665.05 : x
2. Step 2: Convert to fraction form
   91,922.88/126,833.88 = 53,665.05/x
3. Step 3: Cross multiply
   91,922.88x = 126,833.88 × 53,665.05
4. Step 4: Simplify right side
   91,922.88x = 6,806,546,511.89
5. Step 5: Solve for x
   x = 6,806,546,511.89/91,922.88
6. Step 6: Final answer
   x = 74,046.27