Finding the Fourth Proportional to 501,854.47, 692,559.83 and 272,411.61

Step by Step Solution

1. Step 1: Write the proportion equation
   501,854.47 : 692,559.83 = 272,411.61 : x
2. Step 2: Convert to fraction form
   501,854.47/692,559.83 = 272,411.61/x
3. Step 3: Cross multiply
   501,854.47x = 692,559.83 × 272,411.61
4. Step 4: Simplify right side
   501,854.47x = 188,661,338,311.63
5. Step 5: Solve for x
   x = 188,661,338,311.63/501,854.47
6. Step 6: Final answer
   x = 375,928.38