Finding the Fourth Proportional to 58,059.96, 80,139.78 and 37,919.90

Step by Step Solution

1. Step 1: Write the proportion equation
   58,059.96 : 80,139.78 = 37,919.90 : x
2. Step 2: Convert to fraction form
   58,059.96/80,139.78 = 37,919.90/x
3. Step 3: Cross multiply
   58,059.96x = 80,139.78 × 37,919.90
4. Step 4: Simplify right side
   58,059.96x = 3,038,892,042.92
5. Step 5: Solve for x
   x = 3,038,892,042.92/58,059.96
6. Step 6: Final answer
   x = 52,340.58