Finding the Fourth Proportional to 1,038,124.82, 1,556,235.89 and 363,838.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,124.82 : 1,556,235.89 = 363,838.57 : x
2. Step 2: Convert to fraction form
   1,038,124.82/1,556,235.89 = 363,838.57/x
3. Step 3: Cross multiply
   1,038,124.82x = 1,556,235.89 × 363,838.57
4. Step 4: Simplify right side
   1,038,124.82x = 566,218,636,454.89
5. Step 5: Solve for x
   x = 566,218,636,454.89/1,038,124.82
6. Step 6: Final answer
   x = 545,424.43