Finding the Fourth Proportional to 91,913.39, 137,676.33 and 42,035.48

Step by Step Solution

1. Step 1: Write the proportion equation
   91,913.39 : 137,676.33 = 42,035.48 : x
2. Step 2: Convert to fraction form
   91,913.39/137,676.33 = 42,035.48/x
3. Step 3: Cross multiply
   91,913.39x = 137,676.33 × 42,035.48
4. Step 4: Simplify right side
   91,913.39x = 5,787,289,927.81
5. Step 5: Solve for x
   x = 5,787,289,927.81/91,913.39
6. Step 6: Final answer
   x = 62,964.60