Finding the Fourth Proportional to 95,115.78, 142,675.29 and 35,979.30

Step by Step Solution

1. Step 1: Write the proportion equation
   95,115.78 : 142,675.29 = 35,979.30 : x
2. Step 2: Convert to fraction form
   95,115.78/142,675.29 = 35,979.30/x
3. Step 3: Cross multiply
   95,115.78x = 142,675.29 × 35,979.30
4. Step 4: Simplify right side
   95,115.78x = 5,133,357,061.50
5. Step 5: Solve for x
   x = 5,133,357,061.50/95,115.78
6. Step 6: Final answer
   x = 53,969.56