Finding the Fourth Proportional to 104,152.67, 156,229.24 and 37,639.78

Step by Step Solution

1. Step 1: Write the proportion equation
   104,152.67 : 156,229.24 = 37,639.78 : x
2. Step 2: Convert to fraction form
   104,152.67/156,229.24 = 37,639.78/x
3. Step 3: Cross multiply
   104,152.67x = 156,229.24 × 37,639.78
4. Step 4: Simplify right side
   104,152.67x = 5,880,434,223.17
5. Step 5: Solve for x
   x = 5,880,434,223.17/104,152.67
6. Step 6: Final answer
   x = 56,459.75