Finding the Fourth Proportional to 107,380.52, 148,259.25 and 67,112.39

Step by Step Solution

1. Step 1: Write the proportion equation
   107,380.52 : 148,259.25 = 67,112.39 : x
2. Step 2: Convert to fraction form
   107,380.52/148,259.25 = 67,112.39/x
3. Step 3: Cross multiply
   107,380.52x = 148,259.25 × 67,112.39
4. Step 4: Simplify right side
   107,380.52x = 9,950,031,865.81
5. Step 5: Solve for x
   x = 9,950,031,865.81/107,380.52
6. Step 6: Final answer
   x = 92,661.43