Finding the Fourth Proportional to 94,665.66, 141,998.45 and 28,105.76

Step by Step Solution

1. Step 1: Write the proportion equation
   94,665.66 : 141,998.45 = 28,105.76 : x
2. Step 2: Convert to fraction form
   94,665.66/141,998.45 = 28,105.76/x
3. Step 3: Cross multiply
   94,665.66x = 141,998.45 × 28,105.76
4. Step 4: Simplify right side
   94,665.66x = 3,990,973,505.55
5. Step 5: Solve for x
   x = 3,990,973,505.55/94,665.66
6. Step 6: Final answer
   x = 42,158.62