Finding the Fourth Proportional to 2,850,690.72, 3,933,813.42 and 1,561,536.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,850,690.72 : 3,933,813.42 = 1,561,536.84 : x
2. Step 2: Convert to fraction form
   2,850,690.72/3,933,813.42 = 1,561,536.84/x
3. Step 3: Cross multiply
   2,850,690.72x = 3,933,813.42 × 1,561,536.84
4. Step 4: Simplify right side
   2,850,690.72x = 6,142,794,577,016.39
5. Step 5: Solve for x
   x = 6,142,794,577,016.39/2,850,690.72
6. Step 6: Final answer
   x = 2,154,844.27