Finding the Fourth Proportional to 76,156.36, 105,092.34 and 42,162.46

Step by Step Solution

1. Step 1: Write the proportion equation
   76,156.36 : 105,092.34 = 42,162.46 : x
2. Step 2: Convert to fraction form
   76,156.36/105,092.34 = 42,162.46/x
3. Step 3: Cross multiply
   76,156.36x = 105,092.34 × 42,162.46
4. Step 4: Simplify right side
   76,156.36x = 4,430,951,581.56
5. Step 5: Solve for x
   x = 4,430,951,581.56/76,156.36
6. Step 6: Final answer
   x = 58,182.29