Finding the Fourth Proportional to 126,856.94, 190,293.71 and 42,610.46

Step by Step Solution

1. Step 1: Write the proportion equation
   126,856.94 : 190,293.71 = 42,610.46 : x
2. Step 2: Convert to fraction form
   126,856.94/190,293.71 = 42,610.46/x
3. Step 3: Cross multiply
   126,856.94x = 190,293.71 × 42,610.46
4. Step 4: Simplify right side
   126,856.94x = 8,108,501,353.69
5. Step 5: Solve for x
   x = 8,108,501,353.69/126,856.94
6. Step 6: Final answer
   x = 63,918.47