Finding the Fourth Proportional to 384,075.69, 530,024.04 and 214,309.83

Step by Step Solution

1. Step 1: Write the proportion equation
   384,075.69 : 530,024.04 = 214,309.83 : x
2. Step 2: Convert to fraction form
   384,075.69/530,024.04 = 214,309.83/x
3. Step 3: Cross multiply
   384,075.69x = 530,024.04 × 214,309.83
4. Step 4: Simplify right side
   384,075.69x = 113,589,361,908.31
5. Step 5: Solve for x
   x = 113,589,361,908.31/384,075.69
6. Step 6: Final answer
   x = 295,747.34