Finding the Fourth Proportional to 78,418.18, 108,226.38 and 46,587.34

Step by Step Solution

1. Step 1: Write the proportion equation
   78,418.18 : 108,226.38 = 46,587.34 : x
2. Step 2: Convert to fraction form
   78,418.18/108,226.38 = 46,587.34/x
3. Step 3: Cross multiply
   78,418.18x = 108,226.38 × 46,587.34
4. Step 4: Simplify right side
   78,418.18x = 5,041,979,162.03
5. Step 5: Solve for x
   x = 5,041,979,162.03/78,418.18
6. Step 6: Final answer
   x = 64,296.05