Finding the Fourth Proportional to 47,364.18, 70,634.60 and 46,728.59

Step by Step Solution

1. Step 1: Write the proportion equation
   47,364.18 : 70,634.60 = 46,728.59 : x
2. Step 2: Convert to fraction form
   47,364.18/70,634.60 = 46,728.59/x
3. Step 3: Cross multiply
   47,364.18x = 70,634.60 × 46,728.59
4. Step 4: Simplify right side
   47,364.18x = 3,300,654,676.40
5. Step 5: Solve for x
   x = 3,300,654,676.40/47,364.18
6. Step 6: Final answer
   x = 69,686.73