Finding the Fourth Proportional to 23,404,196.70, 35,106,404.40 and 8,258,128.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,404,196.70 : 35,106,404.40 = 8,258,128.20 : x
2. Step 2: Convert to fraction form
   23,404,196.70/35,106,404.40 = 8,258,128.20/x
3. Step 3: Cross multiply
   23,404,196.70x = 35,106,404.40 × 8,258,128.20
4. Step 4: Simplify right side
   23,404,196.70x = 289,913,188,176,244.06
5. Step 5: Solve for x
   x = 289,913,188,176,244.06/23,404,196.70
6. Step 6: Final answer
   x = 12,387,230.88