Finding the Fourth Proportional to 31,093.47, 42,907.73 and 16,946.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,093.47 : 42,907.73 = 16,946.01 : x
2. Step 2: Convert to fraction form
   31,093.47/42,907.73 = 16,946.01/x
3. Step 3: Cross multiply
   31,093.47x = 42,907.73 × 16,946.01
4. Step 4: Simplify right side
   31,093.47x = 727,114,821.66
5. Step 5: Solve for x
   x = 727,114,821.66/31,093.47
6. Step 6: Final answer
   x = 23,384.81