Finding the Fourth Proportional to 146,145.94, 219,233.31 and 60,739.18

Step by Step Solution

1. Step 1: Write the proportion equation
   146,145.94 : 219,233.31 = 60,739.18 : x
2. Step 2: Convert to fraction form
   146,145.94/219,233.31 = 60,739.18/x
3. Step 3: Cross multiply
   146,145.94x = 219,233.31 × 60,739.18
4. Step 4: Simplify right side
   146,145.94x = 13,316,050,078.22
5. Step 5: Solve for x
   x = 13,316,050,078.22/146,145.94
6. Step 6: Final answer
   x = 91,114.75