Finding the Fourth Proportional to 83,585.72, 115,346.21 and 46,791.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,585.72 : 115,346.21 = 46,791.42 : x
2. Step 2: Convert to fraction form
   83,585.72/115,346.21 = 46,791.42/x
3. Step 3: Cross multiply
   83,585.72x = 115,346.21 × 46,791.42
4. Step 4: Simplify right side
   83,585.72x = 5,397,212,957.52
5. Step 5: Solve for x
   x = 5,397,212,957.52/83,585.72
6. Step 6: Final answer
   x = 64,570.99