Finding the Fourth Proportional to 31,050.50, 42,848.43 and 16,903.35

Step by Step Solution

1. Step 1: Write the proportion equation
   31,050.50 : 42,848.43 = 16,903.35 : x
2. Step 2: Convert to fraction form
   31,050.50/42,848.43 = 16,903.35/x
3. Step 3: Cross multiply
   31,050.50x = 42,848.43 × 16,903.35
4. Step 4: Simplify right side
   31,050.50x = 724,282,009.24
5. Step 5: Solve for x
   x = 724,282,009.24/31,050.50
6. Step 6: Final answer
   x = 23,325.94