Finding the Fourth Proportional to 34,216.30, 47,194.72 and 31,393.02

Step by Step Solution

1. Step 1: Write the proportion equation
   34,216.30 : 47,194.72 = 31,393.02 : x
2. Step 2: Convert to fraction form
   34,216.30/47,194.72 = 31,393.02/x
3. Step 3: Cross multiply
   34,216.30x = 47,194.72 × 31,393.02
4. Step 4: Simplify right side
   34,216.30x = 1,481,584,788.85
5. Step 5: Solve for x
   x = 1,481,584,788.85/34,216.30
6. Step 6: Final answer
   x = 43,300.56