Finding the Fourth Proportional to 95,315.43, 142,974.18 and 28,756.14

Step by Step Solution

1. Step 1: Write the proportion equation
   95,315.43 : 142,974.18 = 28,756.14 : x
2. Step 2: Convert to fraction form
   95,315.43/142,974.18 = 28,756.14/x
3. Step 3: Cross multiply
   95,315.43x = 142,974.18 × 28,756.14
4. Step 4: Simplify right side
   95,315.43x = 4,111,385,536.47
5. Step 5: Solve for x
   x = 4,111,385,536.47/95,315.43
6. Step 6: Final answer
   x = 43,134.52