Finding the Fourth Proportional to 7,918,928.72, 10,928,121.63 and 4,297,256.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,918,928.72 : 10,928,121.63 = 4,297,256.72 : x
2. Step 2: Convert to fraction form
   7,918,928.72/10,928,121.63 = 4,297,256.72/x
3. Step 3: Cross multiply
   7,918,928.72x = 10,928,121.63 × 4,297,256.72
4. Step 4: Simplify right side
   7,918,928.72x = 46,960,944,105,892.06
5. Step 5: Solve for x
   x = 46,960,944,105,892.06/7,918,928.72
6. Step 6: Final answer
   x = 5,930,214.27