Finding the Fourth Proportional to 94,688.94, 142,008.84 and 28,113.42

Step by Step Solution

1. Step 1: Write the proportion equation
   94,688.94 : 142,008.84 = 28,113.42 : x
2. Step 2: Convert to fraction form
   94,688.94/142,008.84 = 28,113.42/x
3. Step 3: Cross multiply
   94,688.94x = 142,008.84 × 28,113.42
4. Step 4: Simplify right side
   94,688.94x = 3,992,354,162.63
5. Step 5: Solve for x
   x = 3,992,354,162.63/94,688.94
6. Step 6: Final answer
   x = 42,162.84