Finding the Fourth Proportional to 570,111.52, 855,415.32 and 357,366.96

Step by Step Solution

1. Step 1: Write the proportion equation
   570,111.52 : 855,415.32 = 357,366.96 : x
2. Step 2: Convert to fraction form
   570,111.52/855,415.32 = 357,366.96/x
3. Step 3: Cross multiply
   570,111.52x = 855,415.32 × 357,366.96
4. Step 4: Simplify right side
   570,111.52x = 305,697,172,445.83
5. Step 5: Solve for x
   x = 305,697,172,445.83/570,111.52
6. Step 6: Final answer
   x = 536,205.92