Finding the Fourth Proportional to 10,674,299.92, 16,012,434.18 and 3,485,871.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,674,299.92 : 16,012,434.18 = 3,485,871.49 : x
2. Step 2: Convert to fraction form
   10,674,299.92/16,012,434.18 = 3,485,871.49/x
3. Step 3: Cross multiply
   10,674,299.92x = 16,012,434.18 × 3,485,871.49
4. Step 4: Simplify right side
   10,674,299.92x = 55,817,287,793,563.53
5. Step 5: Solve for x
   x = 55,817,287,793,563.53/10,674,299.92
6. Step 6: Final answer
   x = 5,229,128.67