Finding the Fourth Proportional to 261,710.29, 361,131.51 and 146,965.69

Step by Step Solution

1. Step 1: Write the proportion equation
   261,710.29 : 361,131.51 = 146,965.69 : x
2. Step 2: Convert to fraction form
   261,710.29/361,131.51 = 146,965.69/x
3. Step 3: Cross multiply
   261,710.29x = 361,131.51 × 146,965.69
4. Step 4: Simplify right side
   261,710.29x = 53,073,941,547.89
5. Step 5: Solve for x
   x = 53,073,941,547.89/261,710.29
6. Step 6: Final answer
   x = 202,796.54