Finding the Fourth Proportional to 760,379.52, 1,049,557.56 and 438,304.88

Step by Step Solution

1. Step 1: Write the proportion equation
   760,379.52 : 1,049,557.56 = 438,304.88 : x
2. Step 2: Convert to fraction form
   760,379.52/1,049,557.56 = 438,304.88/x
3. Step 3: Cross multiply
   760,379.52x = 1,049,557.56 × 438,304.88
4. Step 4: Simplify right side
   760,379.52x = 460,026,200,388.89
5. Step 5: Solve for x
   x = 460,026,200,388.89/760,379.52
6. Step 6: Final answer
   x = 604,995.52