Finding the Fourth Proportional to 78,568.16, 108,435.74 and 46,292.48

Step by Step Solution

1. Step 1: Write the proportion equation
   78,568.16 : 108,435.74 = 46,292.48 : x
2. Step 2: Convert to fraction form
   78,568.16/108,435.74 = 46,292.48/x
3. Step 3: Cross multiply
   78,568.16x = 108,435.74 × 46,292.48
4. Step 4: Simplify right side
   78,568.16x = 5,019,758,551.59
5. Step 5: Solve for x
   x = 5,019,758,551.59/78,568.16
6. Step 6: Final answer
   x = 63,890.50