Finding the Fourth Proportional to 31,048.02, 42,846.06 and 16,900.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,048.02 : 42,846.06 = 16,900.86 : x
2. Step 2: Convert to fraction form
   31,048.02/42,846.06 = 16,900.86/x
3. Step 3: Cross multiply
   31,048.02x = 42,846.06 × 16,900.86
4. Step 4: Simplify right side
   31,048.02x = 724,135,261.61
5. Step 5: Solve for x
   x = 724,135,261.61/31,048.02
6. Step 6: Final answer
   x = 23,323.07