Finding the Fourth Proportional to 6,464,980.78, 9,697,719.89 and 2,421,050.11

Step by Step Solution

1. Step 1: Write the proportion equation
   6,464,980.78 : 9,697,719.89 = 2,421,050.11 : x
2. Step 2: Convert to fraction form
   6,464,980.78/9,697,719.89 = 2,421,050.11/x
3. Step 3: Cross multiply
   6,464,980.78x = 9,697,719.89 × 2,421,050.11
4. Step 4: Simplify right side
   6,464,980.78x = 23,478,665,806,433.69
5. Step 5: Solve for x
   x = 23,478,665,806,433.69/6,464,980.78
6. Step 6: Final answer
   x = 3,631,668.31