Finding the Fourth Proportional to 76,613.08, 105,728.58 and 46,404.04

Step by Step Solution

1. Step 1: Write the proportion equation
   76,613.08 : 105,728.58 = 46,404.04 : x
2. Step 2: Convert to fraction form
   76,613.08/105,728.58 = 46,404.04/x
3. Step 3: Cross multiply
   76,613.08x = 105,728.58 × 46,404.04
4. Step 4: Simplify right side
   76,613.08x = 4,906,233,255.46
5. Step 5: Solve for x
   x = 4,906,233,255.46/76,613.08
6. Step 6: Final answer
   x = 64,039.11