Finding the Fourth Proportional to 103,688.53, 155,557.52 and 33,567.87

Step by Step Solution

1. Step 1: Write the proportion equation
   103,688.53 : 155,557.52 = 33,567.87 : x
2. Step 2: Convert to fraction form
   103,688.53/155,557.52 = 33,567.87/x
3. Step 3: Cross multiply
   103,688.53x = 155,557.52 × 33,567.87
4. Step 4: Simplify right side
   103,688.53x = 5,221,734,608.88
5. Step 5: Solve for x
   x = 5,221,734,608.88/103,688.53
6. Step 6: Final answer
   x = 50,359.81