Finding the Fourth Proportional to 91,412.88, 137,165.46 and 41,461.12

Step by Step Solution

1. Step 1: Write the proportion equation
   91,412.88 : 137,165.46 = 41,461.12 : x
2. Step 2: Convert to fraction form
   91,412.88/137,165.46 = 41,461.12/x
3. Step 3: Cross multiply
   91,412.88x = 137,165.46 × 41,461.12
4. Step 4: Simplify right side
   91,412.88x = 5,687,033,596.92
5. Step 5: Solve for x
   x = 5,687,033,596.92/91,412.88
6. Step 6: Final answer
   x = 62,212.61