Finding the Fourth Proportional to 751,060.52, 1,036,559.94 and 428,696.72

Step by Step Solution

1. Step 1: Write the proportion equation
   751,060.52 : 1,036,559.94 = 428,696.72 : x
2. Step 2: Convert to fraction form
   751,060.52/1,036,559.94 = 428,696.72/x
3. Step 3: Cross multiply
   751,060.52x = 1,036,559.94 × 428,696.72
4. Step 4: Simplify right side
   751,060.52x = 444,369,846,361.40
5. Step 5: Solve for x
   x = 444,369,846,361.40/751,060.52
6. Step 6: Final answer
   x = 591,656.51