Finding the Fourth Proportional to 2,110,018.72, 3,165,416.88 and 690,150.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110,018.72 : 3,165,416.88 = 690,150.28 : x
2. Step 2: Convert to fraction form
   2,110,018.72/3,165,416.88 = 690,150.28/x
3. Step 3: Cross multiply
   2,110,018.72x = 3,165,416.88 × 690,150.28
4. Step 4: Simplify right side
   2,110,018.72x = 2,184,613,346,048.73
5. Step 5: Solve for x
   x = 2,184,613,346,048.73/2,110,018.72
6. Step 6: Final answer
   x = 1,035,352.59