Finding the Fourth Proportional to 104,728.55, 156,997.51 and 38,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   104,728.55 : 156,997.51 = 38,153.50 : x
2. Step 2: Convert to fraction form
   104,728.55/156,997.51 = 38,153.50/x
3. Step 3: Cross multiply
   104,728.55x = 156,997.51 × 38,153.50
4. Step 4: Simplify right side
   104,728.55x = 5,990,004,009.91
5. Step 5: Solve for x
   x = 5,990,004,009.91/104,728.55
6. Step 6: Final answer
   x = 57,195.52