Finding the Fourth Proportional to 2,590,393.48, 3,885,597.51 and 907,103.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590,393.48 : 3,885,597.51 = 907,103.32 : x
2. Step 2: Convert to fraction form
   2,590,393.48/3,885,597.51 = 907,103.32/x
3. Step 3: Cross multiply
   2,590,393.48x = 3,885,597.51 × 907,103.32
4. Step 4: Simplify right side
   2,590,393.48x = 3,524,638,401,504.73
5. Step 5: Solve for x
   x = 3,524,638,401,504.73/2,590,393.48
6. Step 6: Final answer
   x = 1,360,657.53