Finding the Fourth Proportional to 2,184,951.86, 3,015,246.72 and 1,218,143.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184,951.86 : 3,015,246.72 = 1,218,143.56 : x
2. Step 2: Convert to fraction form
   2,184,951.86/3,015,246.72 = 1,218,143.56/x
3. Step 3: Cross multiply
   2,184,951.86x = 3,015,246.72 × 1,218,143.56
4. Step 4: Simplify right side
   2,184,951.86x = 3,673,003,373,779.12
5. Step 5: Solve for x
   x = 3,673,003,373,779.12/2,184,951.86
6. Step 6: Final answer
   x = 1,681,045.45