Finding the Fourth Proportional to 70,436.51, 105,654.59 and 17,845.84

Step by Step Solution

1. Step 1: Write the proportion equation
   70,436.51 : 105,654.59 = 17,845.84 : x
2. Step 2: Convert to fraction form
   70,436.51/105,654.59 = 17,845.84/x
3. Step 3: Cross multiply
   70,436.51x = 105,654.59 × 17,845.84
4. Step 4: Simplify right side
   70,436.51x = 1,885,494,908.41
5. Step 5: Solve for x
   x = 1,885,494,908.41/70,436.51
6. Step 6: Final answer
   x = 26,768.72