Finding the Fourth Proportional to 2,768,774.22, 3,820,909.23 and 1,528,385.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,768,774.22 : 3,820,909.23 = 1,528,385.31 : x
2. Step 2: Convert to fraction form
   2,768,774.22/3,820,909.23 = 1,528,385.31/x
3. Step 3: Cross multiply
   2,768,774.22x = 3,820,909.23 × 1,528,385.31
4. Step 4: Simplify right side
   2,768,774.22x = 5,839,821,537,975.41
5. Step 5: Solve for x
   x = 5,839,821,537,975.41/2,768,774.22
6. Step 6: Final answer
   x = 2,109,172.17