Finding the Fourth Proportional to 9,263,429.28, 12,783,562.52 and 5,133,528.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,263,429.28 : 12,783,562.52 = 5,133,528.55 : x
2. Step 2: Convert to fraction form
   9,263,429.28/12,783,562.52 = 5,133,528.55/x
3. Step 3: Cross multiply
   9,263,429.28x = 12,783,562.52 × 5,133,528.55
4. Step 4: Simplify right side
   9,263,429.28x = 65,624,783,167,129.94
5. Step 5: Solve for x
   x = 65,624,783,167,129.94/9,263,429.28
6. Step 6: Final answer
   x = 7,084,286.09