Finding the Fourth Proportional to 730,973.40, 1,096,554.56 and 281,822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   730,973.40 : 1,096,554.56 = 281,822.72 : x
2. Step 2: Convert to fraction form
   730,973.40/1,096,554.56 = 281,822.72/x
3. Step 3: Cross multiply
   730,973.40x = 1,096,554.56 × 281,822.72
4. Step 4: Simplify right side
   730,973.40x = 309,033,988,727.60
5. Step 5: Solve for x
   x = 309,033,988,727.60/730,973.40
6. Step 6: Final answer
   x = 422,770.50