Finding the Fourth Proportional to 1,114,150.53, 1,538,242.17 and 765,870.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,150.53 : 1,538,242.17 = 765,870.09 : x
2. Step 2: Convert to fraction form
   1,114,150.53/1,538,242.17 = 765,870.09/x
3. Step 3: Cross multiply
   1,114,150.53x = 1,538,242.17 × 765,870.09
4. Step 4: Simplify right side
   1,114,150.53x = 1,178,093,669,179.70
5. Step 5: Solve for x
   x = 1,178,093,669,179.70/1,114,150.53
6. Step 6: Final answer
   x = 1,057,391.83