Finding the Fourth Proportional to 504,019.83, 706,560.88 and 504,019.83

Step by Step Solution

1. Step 1: Write the proportion equation
   504,019.83 : 706,560.88 = 504,019.83 : x
2. Step 2: Convert to fraction form
   504,019.83/706,560.88 = 504,019.83/x
3. Step 3: Cross multiply
   504,019.83x = 706,560.88 × 504,019.83
4. Step 4: Simplify right side
   504,019.83x = 356,120,688,569.35
5. Step 5: Solve for x
   x = 356,120,688,569.35/504,019.83
6. Step 6: Final answer
   x = 706,560.88