Finding the Fourth Proportional to 70,670.82, 106,005.69 and 18,080.22

Step by Step Solution

1. Step 1: Write the proportion equation
   70,670.82 : 106,005.69 = 18,080.22 : x
2. Step 2: Convert to fraction form
   70,670.82/106,005.69 = 18,080.22/x
3. Step 3: Cross multiply
   70,670.82x = 106,005.69 × 18,080.22
4. Step 4: Simplify right side
   70,670.82x = 1,916,606,196.45
5. Step 5: Solve for x
   x = 1,916,606,196.45/70,670.82
6. Step 6: Final answer
   x = 27,120.19