Finding the Fourth Proportional to 108,982, 162,519.30 and 107,985.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,982 : 162,519.30 = 107,985.50 : x
2. Step 2: Convert to fraction form
   108,982/162,519.30 = 107,985.50/x
3. Step 3: Cross multiply
   108,982x = 162,519.30 × 107,985.50
4. Step 4: Simplify right side
   108,982x = 17,549,727,870.15
5. Step 5: Solve for x
   x = 17,549,727,870.15/108,982
6. Step 6: Final answer
   x = 161,033.27