Finding the Fourth Proportional to 2,266,749, 3,128,113.62 and 1,248,151.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266,749 : 3,128,113.62 = 1,248,151.32 : x
2. Step 2: Convert to fraction form
   2,266,749/3,128,113.62 = 1,248,151.32/x
3. Step 3: Cross multiply
   2,266,749x = 3,128,113.62 × 1,248,151.32
4. Step 4: Simplify right side
   2,266,749x = 3,904,359,143,912.98
5. Step 5: Solve for x
   x = 3,904,359,143,912.98/2,266,749
6. Step 6: Final answer
   x = 1,722,448.82