Finding the Fourth Proportional to 10,686,965.10, 16,028,892.45 and 3,113,141.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,686,965.10 : 16,028,892.45 = 3,113,141.10 : x
2. Step 2: Convert to fraction form
   10,686,965.10/16,028,892.45 = 3,113,141.10/x
3. Step 3: Cross multiply
   10,686,965.10x = 16,028,892.45 × 3,113,141.10
4. Step 4: Simplify right side
   10,686,965.10x = 49,900,203,873,574.70
5. Step 5: Solve for x
   x = 49,900,203,873,574.70/10,686,965.10
6. Step 6: Final answer
   x = 4,669,258.62