Finding the Fourth Proportional to 2,280,145.42, 3,146,552.01 and 1,247,649.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280,145.42 : 3,146,552.01 = 1,247,649.22 : x
2. Step 2: Convert to fraction form
   2,280,145.42/3,146,552.01 = 1,247,649.22/x
3. Step 3: Cross multiply
   2,280,145.42x = 3,146,552.01 × 1,247,649.22
4. Step 4: Simplify right side
   2,280,145.42x = 3,925,793,160,965.93
5. Step 5: Solve for x
   x = 3,925,793,160,965.93/2,280,145.42
6. Step 6: Final answer
   x = 1,721,729.29