Finding the Fourth Proportional to 1,152,980.10, 1,724,804.55 and 1,013,012.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,980.10 : 1,724,804.55 = 1,013,012.10 : x
2. Step 2: Convert to fraction form
   1,152,980.10/1,724,804.55 = 1,013,012.10/x
3. Step 3: Cross multiply
   1,152,980.10x = 1,724,804.55 × 1,013,012.10
4. Step 4: Simplify right side
   1,152,980.10x = 1,747,247,879,285.06
5. Step 5: Solve for x
   x = 1,747,247,879,285.06/1,152,980.10
6. Step 6: Final answer
   x = 1,515,418.94