Finding the Fourth Proportional to 70,057.82, 105,113.02 and 41,997.87

Step by Step Solution

1. Step 1: Write the proportion equation
   70,057.82 : 105,113.02 = 41,997.87 : x
2. Step 2: Convert to fraction form
   70,057.82/105,113.02 = 41,997.87/x
3. Step 3: Cross multiply
   70,057.82x = 105,113.02 × 41,997.87
4. Step 4: Simplify right side
   70,057.82x = 4,414,522,844.27
5. Step 5: Solve for x
   x = 4,414,522,844.27/70,057.82
6. Step 6: Final answer
   x = 63,012.56