Finding the Fourth Proportional to 754,271.82, 1,131,404.76 and 304,987.23

Step by Step Solution

1. Step 1: Write the proportion equation
   754,271.82 : 1,131,404.76 = 304,987.23 : x
2. Step 2: Convert to fraction form
   754,271.82/1,131,404.76 = 304,987.23/x
3. Step 3: Cross multiply
   754,271.82x = 1,131,404.76 × 304,987.23
4. Step 4: Simplify right side
   754,271.82x = 345,064,003,761.22
5. Step 5: Solve for x
   x = 345,064,003,761.22/754,271.82
6. Step 6: Final answer
   x = 457,479.64