Finding the Fourth Proportional to 10,555,194.78, 14,566,196.79 and 5,726,298.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,555,194.78 : 14,566,196.79 = 5,726,298.78 : x
2. Step 2: Convert to fraction form
   10,555,194.78/14,566,196.79 = 5,726,298.78/x
3. Step 3: Cross multiply
   10,555,194.78x = 14,566,196.79 × 5,726,298.78
4. Step 4: Simplify right side
   10,555,194.78x = 83,410,394,907,816.92
5. Step 5: Solve for x
   x = 83,410,394,907,816.92/10,555,194.78
6. Step 6: Final answer
   x = 7,902,307.50