Finding the Fourth Proportional to 61,211.59, 91,786.12 and 35,960.42

Step by Step Solution

1. Step 1: Write the proportion equation
   61,211.59 : 91,786.12 = 35,960.42 : x
2. Step 2: Convert to fraction form
   61,211.59/91,786.12 = 35,960.42/x
3. Step 3: Cross multiply
   61,211.59x = 91,786.12 × 35,960.42
4. Step 4: Simplify right side
   61,211.59x = 3,300,666,966.44
5. Step 5: Solve for x
   x = 3,300,666,966.44/61,211.59
6. Step 6: Final answer
   x = 53,922.26