Finding the Fourth Proportional to 126,870.95, 190,309.51 and 42,632.33

Step by Step Solution

1. Step 1: Write the proportion equation
   126,870.95 : 190,309.51 = 42,632.33 : x
2. Step 2: Convert to fraction form
   126,870.95/190,309.51 = 42,632.33/x
3. Step 3: Cross multiply
   126,870.95x = 190,309.51 × 42,632.33
4. Step 4: Simplify right side
   126,870.95x = 8,113,337,672.59
5. Step 5: Solve for x
   x = 8,113,337,672.59/126,870.95
6. Step 6: Final answer
   x = 63,949.53