Finding the Fourth Proportional to 85,016.62, 117,322.41 and 46,778.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,016.62 : 117,322.41 = 46,778.50 : x
2. Step 2: Convert to fraction form
   85,016.62/117,322.41 = 46,778.50/x
3. Step 3: Cross multiply
   85,016.62x = 117,322.41 × 46,778.50
4. Step 4: Simplify right side
   85,016.62x = 5,488,166,356.19
5. Step 5: Solve for x
   x = 5,488,166,356.19/85,016.62
6. Step 6: Final answer
   x = 64,554.04