Finding the Fourth Proportional to 461,405.30, 636,754.59 and 267,798.50

Step by Step Solution

1. Step 1: Write the proportion equation
   461,405.30 : 636,754.59 = 267,798.50 : x
2. Step 2: Convert to fraction form
   461,405.30/636,754.59 = 267,798.50/x
3. Step 3: Cross multiply
   461,405.30x = 636,754.59 × 267,798.50
4. Step 4: Simplify right side
   461,405.30x = 170,521,920,886.34
5. Step 5: Solve for x
   x = 170,521,920,886.34/461,405.30
6. Step 6: Final answer
   x = 369,570.79