Finding the Fourth Proportional to 105,189.40, 157,785.49 and 35,068.73

Step by Step Solution

1. Step 1: Write the proportion equation
   105,189.40 : 157,785.49 = 35,068.73 : x
2. Step 2: Convert to fraction form
   105,189.40/157,785.49 = 35,068.73/x
3. Step 3: Cross multiply
   105,189.40x = 157,785.49 × 35,068.73
4. Step 4: Simplify right side
   105,189.40x = 5,533,336,746.73
5. Step 5: Solve for x
   x = 5,533,336,746.73/105,189.40
6. Step 6: Final answer
   x = 52,603.56