Finding the Fourth Proportional to 671,662, 926,893.56 and 369,856

Step by Step Solution

1. Step 1: Write the proportion equation
   671,662 : 926,893.56 = 369,856 : x
2. Step 2: Convert to fraction form
   671,662/926,893.56 = 369,856/x
3. Step 3: Cross multiply
   671,662x = 926,893.56 × 369,856
4. Step 4: Simplify right side
   671,662x = 342,817,144,527.36
5. Step 5: Solve for x
   x = 342,817,144,527.36/671,662
6. Step 6: Final answer
   x = 510,401.28