Finding the Fourth Proportional to 67,699.69, 93,428.78 and 40,841.62

Step by Step Solution

1. Step 1: Write the proportion equation
   67,699.69 : 93,428.78 = 40,841.62 : x
2. Step 2: Convert to fraction form
   67,699.69/93,428.78 = 40,841.62/x
3. Step 3: Cross multiply
   67,699.69x = 93,428.78 × 40,841.62
4. Step 4: Simplify right side
   67,699.69x = 3,815,782,627.72
5. Step 5: Solve for x
   x = 3,815,782,627.72/67,699.69
6. Step 6: Final answer
   x = 56,363.37