Finding the Fourth Proportional to 78,422.79, 117,568.06 and 34,016.10

Step by Step Solution

1. Step 1: Write the proportion equation
   78,422.79 : 117,568.06 = 34,016.10 : x
2. Step 2: Convert to fraction form
   78,422.79/117,568.06 = 34,016.10/x
3. Step 3: Cross multiply
   78,422.79x = 117,568.06 × 34,016.10
4. Step 4: Simplify right side
   78,422.79x = 3,999,206,885.77
5. Step 5: Solve for x
   x = 3,999,206,885.77/78,422.79
6. Step 6: Final answer
   x = 50,995.47