Finding the Fourth Proportional to 2,768,748.89, 3,820,873.60 and 1,528,359.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,768,748.89 : 3,820,873.60 = 1,528,359.55 : x
2. Step 2: Convert to fraction form
   2,768,748.89/3,820,873.60 = 1,528,359.55/x
3. Step 3: Cross multiply
   2,768,748.89x = 3,820,873.60 × 1,528,359.55
4. Step 4: Simplify right side
   2,768,748.89x = 5,839,668,657,932.57
5. Step 5: Solve for x
   x = 5,839,668,657,932.57/2,768,748.89
6. Step 6: Final answer
   x = 2,109,136.26