Finding the Fourth Proportional to 1,342,290.82, 1,852,361.59 and 738,678.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342,290.82 : 1,852,361.59 = 738,678.82 : x
2. Step 2: Convert to fraction form
   1,342,290.82/1,852,361.59 = 738,678.82/x
3. Step 3: Cross multiply
   1,342,290.82x = 1,852,361.59 × 738,678.82
4. Step 4: Simplify right side
   1,342,290.82x = 1,368,300,264,252.72
5. Step 5: Solve for x
   x = 1,368,300,264,252.72/1,342,290.82
6. Step 6: Final answer
   x = 1,019,376.91