Finding the Fourth Proportional to 70,397.49, 105,596.59 and 17,807.03

Step by Step Solution

1. Step 1: Write the proportion equation
   70,397.49 : 105,596.59 = 17,807.03 : x
2. Step 2: Convert to fraction form
   70,397.49/105,596.59 = 17,807.03/x
3. Step 3: Cross multiply
   70,397.49x = 105,596.59 × 17,807.03
4. Step 4: Simplify right side
   70,397.49x = 1,880,361,646.03
5. Step 5: Solve for x
   x = 1,880,361,646.03/70,397.49
6. Step 6: Final answer
   x = 26,710.63