Finding the Fourth Proportional to 72,404.48, 99,825.04 and 46,865.60

Step by Step Solution

1. Step 1: Write the proportion equation
   72,404.48 : 99,825.04 = 46,865.60 : x
2. Step 2: Convert to fraction form
   72,404.48/99,825.04 = 46,865.60/x
3. Step 3: Cross multiply
   72,404.48x = 99,825.04 × 46,865.60
4. Step 4: Simplify right side
   72,404.48x = 4,678,360,394.62
5. Step 5: Solve for x
   x = 4,678,360,394.62/72,404.48
6. Step 6: Final answer
   x = 64,614.24