Finding the Fourth Proportional to 47,291.31, 70,946.69 and 19,589.31

Step by Step Solution

1. Step 1: Write the proportion equation
   47,291.31 : 70,946.69 = 19,589.31 : x
2. Step 2: Convert to fraction form
   47,291.31/70,946.69 = 19,589.31/x
3. Step 3: Cross multiply
   47,291.31x = 70,946.69 × 19,589.31
4. Step 4: Simplify right side
   47,291.31x = 1,389,796,605.94
5. Step 5: Solve for x
   x = 1,389,796,605.94/47,291.31
6. Step 6: Final answer
   x = 29,387.99