Finding the Fourth Proportional to 2,768,786.88, 3,820,926.06 and 1,528,397.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,768,786.88 : 3,820,926.06 = 1,528,397.58 : x
2. Step 2: Convert to fraction form
   2,768,786.88/3,820,926.06 = 1,528,397.58/x
3. Step 3: Cross multiply
   2,768,786.88x = 3,820,926.06 × 1,528,397.58
4. Step 4: Simplify right side
   2,768,786.88x = 5,839,894,143,462.94
5. Step 5: Solve for x
   x = 5,839,894,143,462.94/2,768,786.88
6. Step 6: Final answer
   x = 2,109,188.75