Finding the Fourth Proportional to 2,788,768, 3,848,499.90 and 1,581,544

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788,768 : 3,848,499.90 = 1,581,544 : x
2. Step 2: Convert to fraction form
   2,788,768/3,848,499.90 = 1,581,544/x
3. Step 3: Cross multiply
   2,788,768x = 3,848,499.90 × 1,581,544
4. Step 4: Simplify right side
   2,788,768x = 6,086,571,925,845.60
5. Step 5: Solve for x
   x = 6,086,571,925,845.60/2,788,768
6. Step 6: Final answer
   x = 2,182,530.75