Finding the Fourth Proportional to 74,692.14, 111,780.42 and 46,217.40

Step by Step Solution

1. Step 1: Write the proportion equation
   74,692.14 : 111,780.42 = 46,217.40 : x
2. Step 2: Convert to fraction form
   74,692.14/111,780.42 = 46,217.40/x
3. Step 3: Cross multiply
   74,692.14x = 111,780.42 × 46,217.40
4. Step 4: Simplify right side
   74,692.14x = 5,166,200,383.31
5. Step 5: Solve for x
   x = 5,166,200,383.31/74,692.14
6. Step 6: Final answer
   x = 69,166.59