Finding the Fourth Proportional to 8,953,108.72, 12,355,305.78 and 4,878,727.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,953,108.72 : 12,355,305.78 = 4,878,727.72 : x
2. Step 2: Convert to fraction form
   8,953,108.72/12,355,305.78 = 4,878,727.72/x
3. Step 3: Cross multiply
   8,953,108.72x = 12,355,305.78 × 4,878,727.72
4. Step 4: Simplify right side
   8,953,108.72x = 60,278,172,797,962.22
5. Step 5: Solve for x
   x = 60,278,172,797,962.22/8,953,108.72
6. Step 6: Final answer
   x = 6,732,652.83