Finding the Fourth Proportional to 1,146,651.05, 1,582,379.46 and 630,413.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146,651.05 : 1,582,379.46 = 630,413.72 : x
2. Step 2: Convert to fraction form
   1,146,651.05/1,582,379.46 = 630,413.72/x
3. Step 3: Cross multiply
   1,146,651.05x = 1,582,379.46 × 630,413.72
4. Step 4: Simplify right side
   1,146,651.05x = 997,553,726,976.10
5. Step 5: Solve for x
   x = 997,553,726,976.10/1,146,651.05
6. Step 6: Final answer
   x = 869,971.49