Finding the Fourth Proportional to 93,196.84, 128,617.02 and 70,185.46

Step by Step Solution

1. Step 1: Write the proportion equation
   93,196.84 : 128,617.02 = 70,185.46 : x
2. Step 2: Convert to fraction form
   93,196.84/128,617.02 = 70,185.46/x
3. Step 3: Cross multiply
   93,196.84x = 128,617.02 × 70,185.46
4. Step 4: Simplify right side
   93,196.84x = 9,027,044,712.53
5. Step 5: Solve for x
   x = 9,027,044,712.53/93,196.84
6. Step 6: Final answer
   x = 96,859.99