Finding the Fourth Proportional to 532,520.37, 734,850.72 and 290,756.34

Step by Step Solution

1. Step 1: Write the proportion equation
   532,520.37 : 734,850.72 = 290,756.34 : x
2. Step 2: Convert to fraction form
   532,520.37/734,850.72 = 290,756.34/x
3. Step 3: Cross multiply
   532,520.37x = 734,850.72 × 290,756.34
4. Step 4: Simplify right side
   532,520.37x = 213,662,505,793.57
5. Step 5: Solve for x
   x = 213,662,505,793.57/532,520.37
6. Step 6: Final answer
   x = 401,228.79