Finding the Fourth Proportional to 106,100.61, 159,146.85 and 35,979.87

Step by Step Solution

1. Step 1: Write the proportion equation
   106,100.61 : 159,146.85 = 35,979.87 : x
2. Step 2: Convert to fraction form
   106,100.61/159,146.85 = 35,979.87/x
3. Step 3: Cross multiply
   106,100.61x = 159,146.85 × 35,979.87
4. Step 4: Simplify right side
   106,100.61x = 5,726,082,973.91
5. Step 5: Solve for x
   x = 5,726,082,973.91/106,100.61
6. Step 6: Final answer
   x = 53,968.43