Finding the Fourth Proportional to 864,196.33, 1,192,591.04 and 477,011.88

Step by Step Solution

1. Step 1: Write the proportion equation
   864,196.33 : 1,192,591.04 = 477,011.88 : x
2. Step 2: Convert to fraction form
   864,196.33/1,192,591.04 = 477,011.88/x
3. Step 3: Cross multiply
   864,196.33x = 1,192,591.04 × 477,011.88
4. Step 4: Simplify right side
   864,196.33x = 568,880,094,061.56
5. Step 5: Solve for x
   x = 568,880,094,061.56/864,196.33
6. Step 6: Final answer
   x = 658,276.45