Finding the Fourth Proportional to 614,827.69, 848,441.28 and 339,196.53

Step by Step Solution

1. Step 1: Write the proportion equation
   614,827.69 : 848,441.28 = 339,196.53 : x
2. Step 2: Convert to fraction form
   614,827.69/848,441.28 = 339,196.53/x
3. Step 3: Cross multiply
   614,827.69x = 848,441.28 × 339,196.53
4. Step 4: Simplify right side
   614,827.69x = 287,788,338,084.76
5. Step 5: Solve for x
   x = 287,788,338,084.76/614,827.69
6. Step 6: Final answer
   x = 468,079.67