Finding the Fourth Proportional to 74,788.94, 103,208.82 and 42,964.04

Step by Step Solution

1. Step 1: Write the proportion equation
   74,788.94 : 103,208.82 = 42,964.04 : x
2. Step 2: Convert to fraction form
   74,788.94/103,208.82 = 42,964.04/x
3. Step 3: Cross multiply
   74,788.94x = 103,208.82 × 42,964.04
4. Step 4: Simplify right side
   74,788.94x = 4,434,267,870.83
5. Step 5: Solve for x
   x = 4,434,267,870.83/74,788.94
6. Step 6: Final answer
   x = 59,290.42