Finding the Fourth Proportional to 77,851.69, 116,785.73 and 35,724.60

Step by Step Solution

1. Step 1: Write the proportion equation
   77,851.69 : 116,785.73 = 35,724.60 : x
2. Step 2: Convert to fraction form
   77,851.69/116,785.73 = 35,724.60/x
3. Step 3: Cross multiply
   77,851.69x = 116,785.73 × 35,724.60
4. Step 4: Simplify right side
   77,851.69x = 4,172,123,579.27
5. Step 5: Solve for x
   x = 4,172,123,579.27/77,851.69
6. Step 6: Final answer
   x = 53,590.66