Finding the Fourth Proportional to 6,947,155.36, 10,407,168.24 and 4,787,794.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,947,155.36 : 10,407,168.24 = 4,787,794.72 : x
2. Step 2: Convert to fraction form
   6,947,155.36/10,407,168.24 = 4,787,794.72/x
3. Step 3: Cross multiply
   6,947,155.36x = 10,407,168.24 × 4,787,794.72
4. Step 4: Simplify right side
   6,947,155.36x = 49,827,385,149,623.69
5. Step 5: Solve for x
   x = 49,827,385,149,623.69/6,947,155.36
6. Step 6: Final answer
   x = 7,172,343.58