Finding the Fourth Proportional to 705,894.86, 974,131.71 and 383,598.86

Step by Step Solution

1. Step 1: Write the proportion equation
   705,894.86 : 974,131.71 = 383,598.86 : x
2. Step 2: Convert to fraction form
   705,894.86/974,131.71 = 383,598.86/x
3. Step 3: Cross multiply
   705,894.86x = 974,131.71 × 383,598.86
4. Step 4: Simplify right side
   705,894.86x = 373,675,813,445.85
5. Step 5: Solve for x
   x = 373,675,813,445.85/705,894.86
6. Step 6: Final answer
   x = 529,364.69