Finding the Fourth Proportional to 65,969.67, 98,976.42 and 43,870.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,969.67 : 98,976.42 = 43,870.08 : x
2. Step 2: Convert to fraction form
   65,969.67/98,976.42 = 43,870.08/x
3. Step 3: Cross multiply
   65,969.67x = 98,976.42 × 43,870.08
4. Step 4: Simplify right side
   65,969.67x = 4,342,103,463.51
5. Step 5: Solve for x
   x = 4,342,103,463.51/65,969.67
6. Step 6: Final answer
   x = 65,819.69