Finding the Fourth Proportional to 106,016.43, 146,300.22 and 57,617.22

Step by Step Solution

1. Step 1: Write the proportion equation
   106,016.43 : 146,300.22 = 57,617.22 : x
2. Step 2: Convert to fraction form
   106,016.43/146,300.22 = 57,617.22/x
3. Step 3: Cross multiply
   106,016.43x = 146,300.22 × 57,617.22
4. Step 4: Simplify right side
   106,016.43x = 8,429,411,961.79
5. Step 5: Solve for x
   x = 8,429,411,961.79/106,016.43
6. Step 6: Final answer
   x = 79,510.43