Finding the Fourth Proportional to 533,719.39, 736,650.98 and 368,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   533,719.39 : 736,650.98 = 368,379.50 : x
2. Step 2: Convert to fraction form
   533,719.39/736,650.98 = 368,379.50/x
3. Step 3: Cross multiply
   533,719.39x = 736,650.98 × 368,379.50
4. Step 4: Simplify right side
   533,719.39x = 271,367,116,003.66
5. Step 5: Solve for x
   x = 271,367,116,003.66/533,719.39
6. Step 6: Final answer
   x = 508,445.31