Finding the Fourth Proportional to 107,288.38, 148,048.18 and 63,673.41

Step by Step Solution

1. Step 1: Write the proportion equation
   107,288.38 : 148,048.18 = 63,673.41 : x
2. Step 2: Convert to fraction form
   107,288.38/148,048.18 = 63,673.41/x
3. Step 3: Cross multiply
   107,288.38x = 148,048.18 × 63,673.41
4. Step 4: Simplify right side
   107,288.38x = 9,426,731,989.30
5. Step 5: Solve for x
   x = 9,426,731,989.30/107,288.38
6. Step 6: Final answer
   x = 87,863.50