Finding the Fourth Proportional to 47,394.83, 70,784.97 and 42,943.61

Step by Step Solution

1. Step 1: Write the proportion equation
   47,394.83 : 70,784.97 = 42,943.61 : x
2. Step 2: Convert to fraction form
   47,394.83/70,784.97 = 42,943.61/x
3. Step 3: Cross multiply
   47,394.83x = 70,784.97 × 42,943.61
4. Step 4: Simplify right side
   47,394.83x = 3,039,762,145.54
5. Step 5: Solve for x
   x = 3,039,762,145.54/47,394.83
6. Step 6: Final answer
   x = 64,137.00