Finding the Fourth Proportional to 1,270,515.50, 1,753,314.83 and 697,592.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,515.50 : 1,753,314.83 = 697,592.78 : x
2. Step 2: Convert to fraction form
   1,270,515.50/1,753,314.83 = 697,592.78/x
3. Step 3: Cross multiply
   1,270,515.50x = 1,753,314.83 × 697,592.78
4. Step 4: Simplify right side
   1,270,515.50x = 1,223,099,759,452.34
5. Step 5: Solve for x
   x = 1,223,099,759,452.34/1,270,515.50
6. Step 6: Final answer
   x = 962,679.92