Finding the Fourth Proportional to 85,359.82, 117,808.41 and 47,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,359.82 : 117,808.41 = 47,636.50 : x
2. Step 2: Convert to fraction form
   85,359.82/117,808.41 = 47,636.50/x
3. Step 3: Cross multiply
   85,359.82x = 117,808.41 × 47,636.50
4. Step 4: Simplify right side
   85,359.82x = 5,611,980,322.97
5. Step 5: Solve for x
   x = 5,611,980,322.97/85,359.82
6. Step 6: Final answer
   x = 65,744.99