Finding the Fourth Proportional to 10,018,413.02, 13,825,436.61 and 5,434,734.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018,413.02 : 13,825,436.61 = 5,434,734.40 : x
2. Step 2: Convert to fraction form
   10,018,413.02/13,825,436.61 = 5,434,734.40/x
3. Step 3: Cross multiply
   10,018,413.02x = 13,825,436.61 × 5,434,734.40
4. Step 4: Simplify right side
   10,018,413.02x = 75,137,575,870,259.19
5. Step 5: Solve for x
   x = 75,137,575,870,259.19/10,018,413.02
6. Step 6: Final answer
   x = 7,499,947.92