Finding the Fourth Proportional to 1,013,150.08, 1,519,724.82 and 381,916.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013,150.08 : 1,519,724.82 = 381,916.27 : x
2. Step 2: Convert to fraction form
   1,013,150.08/1,519,724.82 = 381,916.27/x
3. Step 3: Cross multiply
   1,013,150.08x = 1,519,724.82 × 381,916.27
4. Step 4: Simplify right side
   1,013,150.08x = 580,407,634,680.82
5. Step 5: Solve for x
   x = 580,407,634,680.82/1,013,150.08
6. Step 6: Final answer
   x = 572,874.29