Finding the Fourth Proportional to 11,836,118.78, 16,345,124.76 and 11,191,294.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,836,118.78 : 16,345,124.76 = 11,191,294.48 : x
2. Step 2: Convert to fraction form
   11,836,118.78/16,345,124.76 = 11,191,294.48/x
3. Step 3: Cross multiply
   11,836,118.78x = 16,345,124.76 × 11,191,294.48
4. Step 4: Simplify right side
   11,836,118.78x = 182,923,104,501,499.34
5. Step 5: Solve for x
   x = 182,923,104,501,499.34/11,836,118.78
6. Step 6: Final answer
   x = 15,454,652.65