Finding the Fourth Proportional to 112,090.17, 154,727.62 and 82,113.58

Step by Step Solution

1. Step 1: Write the proportion equation
   112,090.17 : 154,727.62 = 82,113.58 : x
2. Step 2: Convert to fraction form
   112,090.17/154,727.62 = 82,113.58/x
3. Step 3: Cross multiply
   112,090.17x = 154,727.62 × 82,113.58
4. Step 4: Simplify right side
   112,090.17x = 12,705,238,791.21
5. Step 5: Solve for x
   x = 12,705,238,791.21/112,090.17
6. Step 6: Final answer
   x = 113,348.37