Finding the Fourth Proportional to 12,928,572.84, 19,344,956.52 and 10,362,003.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,928,572.84 : 19,344,956.52 = 10,362,003.48 : x
2. Step 2: Convert to fraction form
   12,928,572.84/19,344,956.52 = 10,362,003.48/x
3. Step 3: Cross multiply
   12,928,572.84x = 19,344,956.52 × 10,362,003.48
4. Step 4: Simplify right side
   12,928,572.84x = 200,452,506,780,688.69
5. Step 5: Solve for x
   x = 200,452,506,780,688.69/12,928,572.84
6. Step 6: Final answer
   x = 15,504,612.09