Finding the Fourth Proportional to 2,259,460.89, 3,118,052.16 and 1,240,865.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,460.89 : 3,118,052.16 = 1,240,865.64 : x
2. Step 2: Convert to fraction form
   2,259,460.89/3,118,052.16 = 1,240,865.64/x
3. Step 3: Cross multiply
   2,259,460.89x = 3,118,052.16 × 1,240,865.64
4. Step 4: Simplify right side
   2,259,460.89x = 3,869,083,789,071.78
5. Step 5: Solve for x
   x = 3,869,083,789,071.78/2,259,460.89
6. Step 6: Final answer
   x = 1,712,392.46