Finding the Fourth Proportional to 3,665,285.93, 5,056,808.18 and 2,116,503.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665,285.93 : 5,056,808.18 = 2,116,503.56 : x
2. Step 2: Convert to fraction form
   3,665,285.93/5,056,808.18 = 2,116,503.56/x
3. Step 3: Cross multiply
   3,665,285.93x = 5,056,808.18 × 2,116,503.56
4. Step 4: Simplify right side
   3,665,285.93x = 10,702,752,479,340.56
5. Step 5: Solve for x
   x = 10,702,752,479,340.56/3,665,285.93
6. Step 6: Final answer
   x = 2,920,032.08