Finding the Fourth Proportional to 10,939,076.10, 16,408,614.15 and 10,939,076.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,939,076.10 : 16,408,614.15 = 10,939,076.10 : x
2. Step 2: Convert to fraction form
   10,939,076.10/16,408,614.15 = 10,939,076.10/x
3. Step 3: Cross multiply
   10,939,076.10x = 16,408,614.15 × 10,939,076.10
4. Step 4: Simplify right side
   10,939,076.10x = 179,495,078,882,386.81
5. Step 5: Solve for x
   x = 179,495,078,882,386.81/10,939,076.10
6. Step 6: Final answer
   x = 16,408,614.15