Finding the Fourth Proportional to 2,967,890.70, 4,451,912.72 and 808,933.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,967,890.70 : 4,451,912.72 = 808,933.52 : x
2. Step 2: Convert to fraction form
   2,967,890.70/4,451,912.72 = 808,933.52/x
3. Step 3: Cross multiply
   2,967,890.70x = 4,451,912.72 × 808,933.52
4. Step 4: Simplify right side
   2,967,890.70x = 3,601,301,427,322.37
5. Step 5: Solve for x
   x = 3,601,301,427,322.37/2,967,890.70
6. Step 6: Final answer
   x = 1,213,421.18