Finding the Fourth Proportional to 79,654.16, 109,969.98 and 70,797.62

Step by Step Solution

1. Step 1: Write the proportion equation
   79,654.16 : 109,969.98 = 70,797.62 : x
2. Step 2: Convert to fraction form
   79,654.16/109,969.98 = 70,797.62/x
3. Step 3: Cross multiply
   79,654.16x = 109,969.98 × 70,797.62
4. Step 4: Simplify right side
   79,654.16x = 7,785,612,855.45
5. Step 5: Solve for x
   x = 7,785,612,855.45/79,654.16
6. Step 6: Final answer
   x = 97,742.70