Finding the Fourth Proportional to 85,188.34, 117,560.71 and 46,949.28

Step by Step Solution

1. Step 1: Write the proportion equation
   85,188.34 : 117,560.71 = 46,949.28 : x
2. Step 2: Convert to fraction form
   85,188.34/117,560.71 = 46,949.28/x
3. Step 3: Cross multiply
   85,188.34x = 117,560.71 × 46,949.28
4. Step 4: Simplify right side
   85,188.34x = 5,519,390,456.04
5. Step 5: Solve for x
   x = 5,519,390,456.04/85,188.34
6. Step 6: Final answer
   x = 64,790.45