Finding the Fourth Proportional to 51,143,759.81, 76,716,304.52 and 17,065,105.68

Step by Step Solution

1. Step 1: Write the proportion equation
   51,143,759.81 : 76,716,304.52 = 17,065,105.68 : x
2. Step 2: Convert to fraction form
   51,143,759.81/76,716,304.52 = 17,065,105.68/x
3. Step 3: Cross multiply
   51,143,759.81x = 76,716,304.52 × 17,065,105.68
4. Step 4: Simplify right side
   51,143,759.81x = 1,309,171,843,927,536.25
5. Step 5: Solve for x
   x = 1,309,171,843,927,536.25/51,143,759.81
6. Step 6: Final answer
   x = 25,597,880.35