Finding the Fourth Proportional to 7,256,476.72, 10,886,289.72 and 2,207,656

Step by Step Solution

1. Step 1: Write the proportion equation
   7,256,476.72 : 10,886,289.72 = 2,207,656 : x
2. Step 2: Convert to fraction form
   7,256,476.72/10,886,289.72 = 2,207,656/x
3. Step 3: Cross multiply
   7,256,476.72x = 10,886,289.72 × 2,207,656
4. Step 4: Simplify right side
   7,256,476.72x = 24,033,182,818,096.32
5. Step 5: Solve for x
   x = 24,033,182,818,096.32/7,256,476.72
6. Step 6: Final answer
   x = 3,311,963.06