Finding the Fourth Proportional to 47,347.15, 65,311.52 and 30,345.35

Step by Step Solution

1. Step 1: Write the proportion equation
   47,347.15 : 65,311.52 = 30,345.35 : x
2. Step 2: Convert to fraction form
   47,347.15/65,311.52 = 30,345.35/x
3. Step 3: Cross multiply
   47,347.15x = 65,311.52 × 30,345.35
4. Step 4: Simplify right side
   47,347.15x = 1,981,900,933.43
5. Step 5: Solve for x
   x = 1,981,900,933.43/47,347.15
6. Step 6: Final answer
   x = 41,858.93