Finding the Fourth Proportional to 9,848.18, 13,590.81 and 5,372.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,848.18 : 13,590.81 = 5,372.18 : x
2. Step 2: Convert to fraction form
   9,848.18/13,590.81 = 5,372.18/x
3. Step 3: Cross multiply
   9,848.18x = 13,590.81 × 5,372.18
4. Step 4: Simplify right side
   9,848.18x = 73,012,209.71
5. Step 5: Solve for x
   x = 73,012,209.71/9,848.18
6. Step 6: Final answer
   x = 7,413.78