Finding the Fourth Proportional to 2,238,906.13, 3,089,656.17 and 1,258,846.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,906.13 : 3,089,656.17 = 1,258,846.02 : x
2. Step 2: Convert to fraction form
   2,238,906.13/3,089,656.17 = 1,258,846.02/x
3. Step 3: Cross multiply
   2,238,906.13x = 3,089,656.17 × 1,258,846.02
4. Step 4: Simplify right side
   2,238,906.13x = 3,889,401,372,772.94
5. Step 5: Solve for x
   x = 3,889,401,372,772.94/2,238,906.13
6. Step 6: Final answer
   x = 1,737,188.23