Finding the Fourth Proportional to 40,004,449.62, 55,206,405.54 and 21,669,735.12

Step by Step Solution

1. Step 1: Write the proportion equation
   40,004,449.62 : 55,206,405.54 = 21,669,735.12 : x
2. Step 2: Convert to fraction form
   40,004,449.62/55,206,405.54 = 21,669,735.12/x
3. Step 3: Cross multiply
   40,004,449.62x = 55,206,405.54 × 21,669,735.12
4. Step 4: Simplify right side
   40,004,449.62x = 1,196,308,184,979,100.50
5. Step 5: Solve for x
   x = 1,196,308,184,979,100.50/40,004,449.62
6. Step 6: Final answer
   x = 29,904,378.05