Finding the Fourth Proportional to 3,880,799.72, 5,355,506.58 and 2,161,924.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,880,799.72 : 5,355,506.58 = 2,161,924.52 : x
2. Step 2: Convert to fraction form
   3,880,799.72/5,355,506.58 = 2,161,924.52/x
3. Step 3: Cross multiply
   3,880,799.72x = 5,355,506.58 × 2,161,924.52
4. Step 4: Simplify right side
   3,880,799.72x = 11,578,200,992,323.34
5. Step 5: Solve for x
   x = 11,578,200,992,323.34/3,880,799.72
6. Step 6: Final answer
   x = 2,983,457.49