Finding the Fourth Proportional to 31,075.16, 42,882.90 and 16,927.16

Step by Step Solution

1. Step 1: Write the proportion equation
   31,075.16 : 42,882.90 = 16,927.16 : x
2. Step 2: Convert to fraction form
   31,075.16/42,882.90 = 16,927.16/x
3. Step 3: Cross multiply
   31,075.16x = 42,882.90 × 16,927.16
4. Step 4: Simplify right side
   31,075.16x = 725,885,709.56
5. Step 5: Solve for x
   x = 725,885,709.56/31,075.16
6. Step 6: Final answer
   x = 23,359.03