Finding the Fourth Proportional to 91,449.64, 137,162.34 and 41,518.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,449.64 : 137,162.34 = 41,518.25 : x
2. Step 2: Convert to fraction form
   91,449.64/137,162.34 = 41,518.25/x
3. Step 3: Cross multiply
   91,449.64x = 137,162.34 × 41,518.25
4. Step 4: Simplify right side
   91,449.64x = 5,694,740,322.71
5. Step 5: Solve for x
   x = 5,694,740,322.71/91,449.64
6. Step 6: Final answer
   x = 62,271.87