Finding the Fourth Proportional to 936,404.52, 1,404,646.80 and 367,908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   936,404.52 : 1,404,646.80 = 367,908.72 : x
2. Step 2: Convert to fraction form
   936,404.52/1,404,646.80 = 367,908.72/x
3. Step 3: Cross multiply
   936,404.52x = 1,404,646.80 × 367,908.72
4. Step 4: Simplify right side
   936,404.52x = 516,781,806,240.10
5. Step 5: Solve for x
   x = 516,781,806,240.10/936,404.52
6. Step 6: Final answer
   x = 551,878.80