Finding the Fourth Proportional to 107,709.11, 148,541.82 and 67,426.55

Step by Step Solution

1. Step 1: Write the proportion equation
   107,709.11 : 148,541.82 = 67,426.55 : x
2. Step 2: Convert to fraction form
   107,709.11/148,541.82 = 67,426.55/x
3. Step 3: Cross multiply
   107,709.11x = 148,541.82 × 67,426.55
4. Step 4: Simplify right side
   107,709.11x = 10,015,662,453.32
5. Step 5: Solve for x
   x = 10,015,662,453.32/107,709.11
6. Step 6: Final answer
   x = 92,988.07