Finding the Fourth Proportional to 94,715.27, 142,096.30 and 28,155.12

Step by Step Solution

1. Step 1: Write the proportion equation
   94,715.27 : 142,096.30 = 28,155.12 : x
2. Step 2: Convert to fraction form
   94,715.27/142,096.30 = 28,155.12/x
3. Step 3: Cross multiply
   94,715.27x = 142,096.30 × 28,155.12
4. Step 4: Simplify right side
   94,715.27x = 4,000,738,253.64
5. Step 5: Solve for x
   x = 4,000,738,253.64/94,715.27
6. Step 6: Final answer
   x = 42,239.63