Finding the Fourth Proportional to 31,384.82, 47,077.15 and 19,706.24

Step by Step Solution

1. Step 1: Write the proportion equation
   31,384.82 : 47,077.15 = 19,706.24 : x
2. Step 2: Convert to fraction form
   31,384.82/47,077.15 = 19,706.24/x
3. Step 3: Cross multiply
   31,384.82x = 47,077.15 × 19,706.24
4. Step 4: Simplify right side
   31,384.82x = 927,713,616.42
5. Step 5: Solve for x
   x = 927,713,616.42/31,384.82
6. Step 6: Final answer
   x = 29,559.31