Finding the Fourth Proportional to 55,123.84, 82,590.66 and 30,181.84

Step by Step Solution

1. Step 1: Write the proportion equation
   55,123.84 : 82,590.66 = 30,181.84 : x
2. Step 2: Convert to fraction form
   55,123.84/82,590.66 = 30,181.84/x
3. Step 3: Cross multiply
   55,123.84x = 82,590.66 × 30,181.84
4. Step 4: Simplify right side
   55,123.84x = 2,492,738,085.61
5. Step 5: Solve for x
   x = 2,492,738,085.61/55,123.84
6. Step 6: Final answer
   x = 45,220.69