Finding the Fourth Proportional to 31,100.10, 42,918.03 and 16,952.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,100.10 : 42,918.03 = 16,952.94 : x
2. Step 2: Convert to fraction form
   31,100.10/42,918.03 = 16,952.94/x
3. Step 3: Cross multiply
   31,100.10x = 42,918.03 × 16,952.94
4. Step 4: Simplify right side
   31,100.10x = 727,586,787.51
5. Step 5: Solve for x
   x = 727,586,787.51/31,100.10
6. Step 6: Final answer
   x = 23,395.00