Finding the Fourth Proportional to 766,460.42, 1,057,748.01 and 426,928.82

Step by Step Solution

1. Step 1: Write the proportion equation
   766,460.42 : 1,057,748.01 = 426,928.82 : x
2. Step 2: Convert to fraction form
   766,460.42/1,057,748.01 = 426,928.82/x
3. Step 3: Cross multiply
   766,460.42x = 1,057,748.01 × 426,928.82
4. Step 4: Simplify right side
   766,460.42x = 451,583,109,766.65
5. Step 5: Solve for x
   x = 451,583,109,766.65/766,460.42
6. Step 6: Final answer
   x = 589,179.95