Finding the Fourth Proportional to 8,697,940.72, 12,002,828.96 and 4,830,710.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,697,940.72 : 12,002,828.96 = 4,830,710.88 : x
2. Step 2: Convert to fraction form
   8,697,940.72/12,002,828.96 = 4,830,710.88/x
3. Step 3: Cross multiply
   8,697,940.72x = 12,002,828.96 × 4,830,710.88
4. Step 4: Simplify right side
   8,697,940.72x = 57,982,196,447,851.09
5. Step 5: Solve for x
   x = 57,982,196,447,851.09/8,697,940.72
6. Step 6: Final answer
   x = 6,666,198.16