Finding the Fourth Proportional to 95,164.77, 142,750.65 and 31,987.05

Step by Step Solution

1. Step 1: Write the proportion equation
   95,164.77 : 142,750.65 = 31,987.05 : x
2. Step 2: Convert to fraction form
   95,164.77/142,750.65 = 31,987.05/x
3. Step 3: Cross multiply
   95,164.77x = 142,750.65 × 31,987.05
4. Step 4: Simplify right side
   95,164.77x = 4,566,172,566.69
5. Step 5: Solve for x
   x = 4,566,172,566.69/95,164.77
6. Step 6: Final answer
   x = 47,981.75