Finding the Fourth Proportional to 108,793, 150,139.40 and 63,463.80

Step by Step Solution

1. Step 1: Write the proportion equation
   108,793 : 150,139.40 = 63,463.80 : x
2. Step 2: Convert to fraction form
   108,793/150,139.40 = 63,463.80/x
3. Step 3: Cross multiply
   108,793x = 150,139.40 × 63,463.80
4. Step 4: Simplify right side
   108,793x = 9,528,416,853.72
5. Step 5: Solve for x
   x = 9,528,416,853.72/108,793
6. Step 6: Final answer
   x = 87,583.00