Finding the Fourth Proportional to 8,340,141.55, 11,510,772.41 and 5,724,496.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,340,141.55 : 11,510,772.41 = 5,724,496.84 : x
2. Step 2: Convert to fraction form
   8,340,141.55/11,510,772.41 = 5,724,496.84/x
3. Step 3: Cross multiply
   8,340,141.55x = 11,510,772.41 × 5,724,496.84
4. Step 4: Simplify right side
   8,340,141.55x = 65,893,380,287,004.18
5. Step 5: Solve for x
   x = 65,893,380,287,004.18/8,340,141.55
6. Step 6: Final answer
   x = 7,900,750.83