Finding the Fourth Proportional to 71,685.72, 98,880.48 and 46,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   71,685.72 : 98,880.48 = 46,224.72 : x
2. Step 2: Convert to fraction form
   71,685.72/98,880.48 = 46,224.72/x
3. Step 3: Cross multiply
   71,685.72x = 98,880.48 × 46,224.72
4. Step 4: Simplify right side
   71,685.72x = 4,570,722,501.47
5. Step 5: Solve for x
   x = 4,570,722,501.47/71,685.72
6. Step 6: Final answer
   x = 63,760.57