Finding the Fourth Proportional to 150,468.87, 225,816.71 and 55,788.18

Step by Step Solution

1. Step 1: Write the proportion equation
   150,468.87 : 225,816.71 = 55,788.18 : x
2. Step 2: Convert to fraction form
   150,468.87/225,816.71 = 55,788.18/x
3. Step 3: Cross multiply
   150,468.87x = 225,816.71 × 55,788.18
4. Step 4: Simplify right side
   150,468.87x = 12,597,902,985.55
5. Step 5: Solve for x
   x = 12,597,902,985.55/150,468.87
6. Step 6: Final answer
   x = 83,724.31