Finding the Fourth Proportional to 67,698.54, 93,423.91 and 37,890.54

Step by Step Solution

1. Step 1: Write the proportion equation
   67,698.54 : 93,423.91 = 37,890.54 : x
2. Step 2: Convert to fraction form
   67,698.54/93,423.91 = 37,890.54/x
3. Step 3: Cross multiply
   67,698.54x = 93,423.91 × 37,890.54
4. Step 4: Simplify right side
   67,698.54x = 3,539,882,398.81
5. Step 5: Solve for x
   x = 3,539,882,398.81/67,698.54
6. Step 6: Final answer
   x = 52,288.90