Finding the Fourth Proportional to 333,412.61, 460,080.27 and 197,422.25

Step by Step Solution

1. Step 1: Write the proportion equation
   333,412.61 : 460,080.27 = 197,422.25 : x
2. Step 2: Convert to fraction form
   333,412.61/460,080.27 = 197,422.25/x
3. Step 3: Cross multiply
   333,412.61x = 460,080.27 × 197,422.25
4. Step 4: Simplify right side
   333,412.61x = 90,830,079,783.61
5. Step 5: Solve for x
   x = 90,830,079,783.61/333,412.61
6. Step 6: Final answer
   x = 272,425.45