Finding the Fourth Proportional to 10,143,078.32, 15,215,555.30 and 3,667,769.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,143,078.32 : 15,215,555.30 = 3,667,769.84 : x
2. Step 2: Convert to fraction form
   10,143,078.32/15,215,555.30 = 3,667,769.84/x
3. Step 3: Cross multiply
   10,143,078.32x = 15,215,555.30 × 3,667,769.84
4. Step 4: Simplify right side
   10,143,078.32x = 55,807,154,828,192.16
5. Step 5: Solve for x
   x = 55,807,154,828,192.16/10,143,078.32
6. Step 6: Final answer
   x = 5,501,993.88