Finding the Fourth Proportional to 106,996.50, 160,434.72 and 73,300.58

Step by Step Solution

1. Step 1: Write the proportion equation
   106,996.50 : 160,434.72 = 73,300.58 : x
2. Step 2: Convert to fraction form
   106,996.50/160,434.72 = 73,300.58/x
3. Step 3: Cross multiply
   106,996.50x = 160,434.72 × 73,300.58
4. Step 4: Simplify right side
   106,996.50x = 11,759,958,028.14
5. Step 5: Solve for x
   x = 11,759,958,028.14/106,996.50
6. Step 6: Final answer
   x = 109,909.74