Finding the Fourth Proportional to 83,510.40, 115,179.84 and 49,941.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,510.40 : 115,179.84 = 49,941.12 : x
2. Step 2: Convert to fraction form
   83,510.40/115,179.84 = 49,941.12/x
3. Step 3: Cross multiply
   83,510.40x = 115,179.84 × 49,941.12
4. Step 4: Simplify right side
   83,510.40x = 5,752,210,211.02
5. Step 5: Solve for x
   x = 5,752,210,211.02/83,510.40
6. Step 6: Final answer
   x = 68,880.17