Finding the Fourth Proportional to 501,901.72, 692,624.82 and 272,458.84

Step by Step Solution

1. Step 1: Write the proportion equation
   501,901.72 : 692,624.82 = 272,458.84 : x
2. Step 2: Convert to fraction form
   501,901.72/692,624.82 = 272,458.84/x
3. Step 3: Cross multiply
   501,901.72x = 692,624.82 × 272,458.84
4. Step 4: Simplify right side
   501,901.72x = 188,711,755,012.41
5. Step 5: Solve for x
   x = 188,711,755,012.41/501,901.72
6. Step 6: Final answer
   x = 375,993.44