Finding the Fourth Proportional to 827,153.57, 1,141,337.69 and 517,019.45

Step by Step Solution

1. Step 1: Write the proportion equation
   827,153.57 : 1,141,337.69 = 517,019.45 : x
2. Step 2: Convert to fraction form
   827,153.57/1,141,337.69 = 517,019.45/x
3. Step 3: Cross multiply
   827,153.57x = 1,141,337.69 × 517,019.45
4. Step 4: Simplify right side
   827,153.57x = 590,093,784,748.07
5. Step 5: Solve for x
   x = 590,093,784,748.07/827,153.57
6. Step 6: Final answer
   x = 713,402.94