Finding the Fourth Proportional to 384,363.83, 530,411.06 and 214,594.31

Step by Step Solution

1. Step 1: Write the proportion equation
   384,363.83 : 530,411.06 = 214,594.31 : x
2. Step 2: Convert to fraction form
   384,363.83/530,411.06 = 214,594.31/x
3. Step 3: Cross multiply
   384,363.83x = 530,411.06 × 214,594.31
4. Step 4: Simplify right side
   384,363.83x = 113,823,191,712.04
5. Step 5: Solve for x
   x = 113,823,191,712.04/384,363.83
6. Step 6: Final answer
   x = 296,133.99