Finding the Fourth Proportional to 8,653,105.84, 12,970,506.12 and 3,259,422.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,653,105.84 : 12,970,506.12 = 3,259,422.58 : x
2. Step 2: Convert to fraction form
   8,653,105.84/12,970,506.12 = 3,259,422.58/x
3. Step 3: Cross multiply
   8,653,105.84x = 12,970,506.12 × 3,259,422.58
4. Step 4: Simplify right side
   8,653,105.84x = 42,276,360,521,556.19
5. Step 5: Solve for x
   x = 42,276,360,521,556.19/8,653,105.84
6. Step 6: Final answer
   x = 4,885,686.28