Finding the Fourth Proportional to 927,786.72, 1,392,119.10 and 507,050.04

Step by Step Solution

1. Step 1: Write the proportion equation
   927,786.72 : 1,392,119.10 = 507,050.04 : x
2. Step 2: Convert to fraction form
   927,786.72/1,392,119.10 = 507,050.04/x
3. Step 3: Cross multiply
   927,786.72x = 1,392,119.10 × 507,050.04
4. Step 4: Simplify right side
   927,786.72x = 705,874,045,339.76
5. Step 5: Solve for x
   x = 705,874,045,339.76/927,786.72
6. Step 6: Final answer
   x = 760,814.99