Finding the Fourth Proportional to 67,588.49, 93,234.71 and 39,291.05

Step by Step Solution

1. Step 1: Write the proportion equation
   67,588.49 : 93,234.71 = 39,291.05 : x
2. Step 2: Convert to fraction form
   67,588.49/93,234.71 = 39,291.05/x
3. Step 3: Cross multiply
   67,588.49x = 93,234.71 × 39,291.05
4. Step 4: Simplify right side
   67,588.49x = 3,663,289,455.89
5. Step 5: Solve for x
   x = 3,663,289,455.89/67,588.49
6. Step 6: Final answer
   x = 54,199.90