Finding the Fourth Proportional to 11,155,474, 16,740,289.60 and 4,765,774.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,155,474 : 16,740,289.60 = 4,765,774.42 : x
2. Step 2: Convert to fraction form
   11,155,474/16,740,289.60 = 4,765,774.42/x
3. Step 3: Cross multiply
   11,155,474x = 16,740,289.60 × 4,765,774.42
4. Step 4: Simplify right side
   11,155,474x = 79,780,443,959,072.03
5. Step 5: Solve for x
   x = 79,780,443,959,072.03/11,155,474
6. Step 6: Final answer
   x = 7,151,685.71