Finding the Fourth Proportional to 2,209,112.88, 3,049,602.84 and 1,665,469.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,112.88 : 3,049,602.84 = 1,665,469.68 : x
2. Step 2: Convert to fraction form
   2,209,112.88/3,049,602.84 = 1,665,469.68/x
3. Step 3: Cross multiply
   2,209,112.88x = 3,049,602.84 × 1,665,469.68
4. Step 4: Simplify right side
   2,209,112.88x = 5,079,021,066,061.89
5. Step 5: Solve for x
   x = 5,079,021,066,061.89/2,209,112.88
6. Step 6: Final answer
   x = 2,299,122.47