Finding the Fourth Proportional to 2,227,603.72, 3,074,096.12 and 1,209,008.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,603.72 : 3,074,096.12 = 1,209,008.48 : x
2. Step 2: Convert to fraction form
   2,227,603.72/3,074,096.12 = 1,209,008.48/x
3. Step 3: Cross multiply
   2,227,603.72x = 3,074,096.12 × 1,209,008.48
4. Step 4: Simplify right side
   2,227,603.72x = 3,716,608,277,415.10
5. Step 5: Solve for x
   x = 3,716,608,277,415.10/2,227,603.72
6. Step 6: Final answer
   x = 1,668,433.32