Finding the Fourth Proportional to 384,123.02, 530,093.80 and 214,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   384,123.02 : 530,093.80 = 214,353.50 : x
2. Step 2: Convert to fraction form
   384,123.02/530,093.80 = 214,353.50/x
3. Step 3: Cross multiply
   384,123.02x = 530,093.80 × 214,353.50
4. Step 4: Simplify right side
   384,123.02x = 113,627,461,358.30
5. Step 5: Solve for x
   x = 113,627,461,358.30/384,123.02
6. Step 6: Final answer
   x = 295,810.08