Finding the Fourth Proportional to 48,903.48, 67,528.17 and 31,030.20

Step by Step Solution

1. Step 1: Write the proportion equation
   48,903.48 : 67,528.17 = 31,030.20 : x
2. Step 2: Convert to fraction form
   48,903.48/67,528.17 = 31,030.20/x
3. Step 3: Cross multiply
   48,903.48x = 67,528.17 × 31,030.20
4. Step 4: Simplify right side
   48,903.48x = 2,095,412,620.73
5. Step 5: Solve for x
   x = 2,095,412,620.73/48,903.48
6. Step 6: Final answer
   x = 42,847.92