Finding the Fourth Proportional to 5,217,196.10, 7,813,352.55 and 5,217,196.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,217,196.10 : 7,813,352.55 = 5,217,196.10 : x
2. Step 2: Convert to fraction form
   5,217,196.10/7,813,352.55 = 5,217,196.10/x
3. Step 3: Cross multiply
   5,217,196.10x = 7,813,352.55 × 5,217,196.10
4. Step 4: Simplify right side
   5,217,196.10x = 40,763,792,451,785.05
5. Step 5: Solve for x
   x = 40,763,792,451,785.05/5,217,196.10
6. Step 6: Final answer
   x = 7,813,352.55