Finding the Fourth Proportional to 40,099,710.76, 55,336,118.34 and 21,764,605.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,099,710.76 : 55,336,118.34 = 21,764,605.48 : x
2. Step 2: Convert to fraction form
   40,099,710.76/55,336,118.34 = 21,764,605.48/x
3. Step 3: Cross multiply
   40,099,710.76x = 55,336,118.34 × 21,764,605.48
4. Step 4: Simplify right side
   40,099,710.76x = 1,204,368,784,464,692.50
5. Step 5: Solve for x
   x = 1,204,368,784,464,692.50/40,099,710.76
6. Step 6: Final answer
   x = 30,034,350.91