Finding the Fourth Proportional to 77,874.51, 116,788.69 and 33,490.72

Step by Step Solution

1. Step 1: Write the proportion equation
   77,874.51 : 116,788.69 = 33,490.72 : x
2. Step 2: Convert to fraction form
   77,874.51/116,788.69 = 33,490.72/x
3. Step 3: Cross multiply
   77,874.51x = 116,788.69 × 33,490.72
4. Step 4: Simplify right side
   77,874.51x = 3,911,336,658.48
5. Step 5: Solve for x
   x = 3,911,336,658.48/77,874.51
6. Step 6: Final answer
   x = 50,226.15