Finding the Fourth Proportional to 111,753.99, 167,741.15 and 82,088.55

Step by Step Solution

1. Step 1: Write the proportion equation
   111,753.99 : 167,741.15 = 82,088.55 : x
2. Step 2: Convert to fraction form
   111,753.99/167,741.15 = 82,088.55/x
3. Step 3: Cross multiply
   111,753.99x = 167,741.15 × 82,088.55
4. Step 4: Simplify right side
   111,753.99x = 13,769,627,778.83
5. Step 5: Solve for x
   x = 13,769,627,778.83/111,753.99
6. Step 6: Final answer
   x = 123,213.75