Finding the Fourth Proportional to 104,140.72, 156,105.90 and 41,005.15

Step by Step Solution

1. Step 1: Write the proportion equation
   104,140.72 : 156,105.90 = 41,005.15 : x
2. Step 2: Convert to fraction form
   104,140.72/156,105.90 = 41,005.15/x
3. Step 3: Cross multiply
   104,140.72x = 156,105.90 × 41,005.15
4. Step 4: Simplify right side
   104,140.72x = 6,401,145,845.39
5. Step 5: Solve for x
   x = 6,401,145,845.39/104,140.72
6. Step 6: Final answer
   x = 61,466.31