Finding the Fourth Proportional to 10,674,308.64, 16,012,447.25 and 3,485,880.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,674,308.64 : 16,012,447.25 = 3,485,880.21 : x
2. Step 2: Convert to fraction form
   10,674,308.64/16,012,447.25 = 3,485,880.21/x
3. Step 3: Cross multiply
   10,674,308.64x = 16,012,447.25 × 3,485,880.21
4. Step 4: Simplify right side
   10,674,308.64x = 55,817,472,965,014.52
5. Step 5: Solve for x
   x = 55,817,472,965,014.52/10,674,308.64
6. Step 6: Final answer
   x = 5,229,141.75