Finding the Fourth Proportional to 3,066,390.98, 4,231,647.87 and 1,689,783.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,066,390.98 : 4,231,647.87 = 1,689,783.93 : x
2. Step 2: Convert to fraction form
   3,066,390.98/4,231,647.87 = 1,689,783.93/x
3. Step 3: Cross multiply
   3,066,390.98x = 4,231,647.87 × 1,689,783.93
4. Step 4: Simplify right side
   3,066,390.98x = 7,150,570,561,808.04
5. Step 5: Solve for x
   x = 7,150,570,561,808.04/3,066,390.98
6. Step 6: Final answer
   x = 2,331,917.43