Finding the Fourth Proportional to 91,234.58, 136,868.88 and 35,072.42

Step by Step Solution

1. Step 1: Write the proportion equation
   91,234.58 : 136,868.88 = 35,072.42 : x
2. Step 2: Convert to fraction form
   91,234.58/136,868.88 = 35,072.42/x
3. Step 3: Cross multiply
   91,234.58x = 136,868.88 × 35,072.42
4. Step 4: Simplify right side
   91,234.58x = 4,800,322,844.29
5. Step 5: Solve for x
   x = 4,800,322,844.29/91,234.58
6. Step 6: Final answer
   x = 52,615.17