Finding the Fourth Proportional to 91,425.91, 137,089.56 and 41,478.76

Step by Step Solution

1. Step 1: Write the proportion equation
   91,425.91 : 137,089.56 = 41,478.76 : x
2. Step 2: Convert to fraction form
   91,425.91/137,089.56 = 41,478.76/x
3. Step 3: Cross multiply
   91,425.91x = 137,089.56 × 41,478.76
4. Step 4: Simplify right side
   91,425.91x = 5,686,304,615.02
5. Step 5: Solve for x
   x = 5,686,304,615.02/91,425.91
6. Step 6: Final answer
   x = 62,195.77