Finding the Fourth Proportional to 78,443.96, 108,268.42 and 46,606.74

Step by Step Solution

1. Step 1: Write the proportion equation
   78,443.96 : 108,268.42 = 46,606.74 : x
2. Step 2: Convert to fraction form
   78,443.96/108,268.42 = 46,606.74/x
3. Step 3: Cross multiply
   78,443.96x = 108,268.42 × 46,606.74
4. Step 4: Simplify right side
   78,443.96x = 5,046,038,101.15
5. Step 5: Solve for x
   x = 5,046,038,101.15/78,443.96
6. Step 6: Final answer
   x = 64,326.66