Finding the Fourth Proportional to 83,845.57, 115,699.98 and 49,384.93

Step by Step Solution

1. Step 1: Write the proportion equation
   83,845.57 : 115,699.98 = 49,384.93 : x
2. Step 2: Convert to fraction form
   83,845.57/115,699.98 = 49,384.93/x
3. Step 3: Cross multiply
   83,845.57x = 115,699.98 × 49,384.93
4. Step 4: Simplify right side
   83,845.57x = 5,713,835,413.30
5. Step 5: Solve for x
   x = 5,713,835,413.30/83,845.57
6. Step 6: Final answer
   x = 68,147.14