Finding the Fourth Proportional to 2,585,185.05, 3,878,359.04 and 788,250.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585,185.05 : 3,878,359.04 = 788,250.17 : x
2. Step 2: Convert to fraction form
   2,585,185.05/3,878,359.04 = 788,250.17/x
3. Step 3: Cross multiply
   2,585,185.05x = 3,878,359.04 × 788,250.17
4. Step 4: Simplify right side
   2,585,185.05x = 3,057,117,172,601.04
5. Step 5: Solve for x
   x = 3,057,117,172,601.04/2,585,185.05
6. Step 6: Final answer
   x = 1,182,552.55