Finding the Fourth Proportional to 7,928,082.42, 10,942,288.10 and 5,169,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,928,082.42 : 10,942,288.10 = 5,169,981.48 : x
2. Step 2: Convert to fraction form
   7,928,082.42/10,942,288.10 = 5,169,981.48/x
3. Step 3: Cross multiply
   7,928,082.42x = 10,942,288.10 × 5,169,981.48
4. Step 4: Simplify right side
   7,928,082.42x = 56,571,426,825,824.39
5. Step 5: Solve for x
   x = 56,571,426,825,824.39/7,928,082.42
6. Step 6: Final answer
   x = 7,135,575.01