Finding the Fourth Proportional to 14,461,196.49, 19,957,076.01 and 8,658,870.39

Step by Step Solution

1. Step 1: Write the proportion equation
   14,461,196.49 : 19,957,076.01 = 8,658,870.39 : x
2. Step 2: Convert to fraction form
   14,461,196.49/19,957,076.01 = 8,658,870.39/x
3. Step 3: Cross multiply
   14,461,196.49x = 19,957,076.01 × 8,658,870.39
4. Step 4: Simplify right side
   14,461,196.49x = 172,805,734,533,968.38
5. Step 5: Solve for x
   x = 172,805,734,533,968.38/14,461,196.49
6. Step 6: Final answer
   x = 11,949,615.28