Finding the Fourth Proportional to 388,529.55, 532,287.42 and 373,967.94

Step by Step Solution

1. Step 1: Write the proportion equation
   388,529.55 : 532,287.42 = 373,967.94 : x
2. Step 2: Convert to fraction form
   388,529.55/532,287.42 = 373,967.94/x
3. Step 3: Cross multiply
   388,529.55x = 532,287.42 × 373,967.94
4. Step 4: Simplify right side
   388,529.55x = 199,058,429,945.32
5. Step 5: Solve for x
   x = 199,058,429,945.32/388,529.55
6. Step 6: Final answer
   x = 512,337.94