Finding the Fourth Proportional to 91,932.82, 126,910.72 and 61,356.54

Step by Step Solution

1. Step 1: Write the proportion equation
   91,932.82 : 126,910.72 = 61,356.54 : x
2. Step 2: Convert to fraction form
   91,932.82/126,910.72 = 61,356.54/x
3. Step 3: Cross multiply
   91,932.82x = 126,910.72 × 61,356.54
4. Step 4: Simplify right side
   91,932.82x = 7,786,802,668.11
5. Step 5: Solve for x
   x = 7,786,802,668.11/91,932.82
6. Step 6: Final answer
   x = 84,701.01