Finding the Fourth Proportional to 55,381.42, 83,020.29 and 30,705.58

Step by Step Solution

1. Step 1: Write the proportion equation
   55,381.42 : 83,020.29 = 30,705.58 : x
2. Step 2: Convert to fraction form
   55,381.42/83,020.29 = 30,705.58/x
3. Step 3: Cross multiply
   55,381.42x = 83,020.29 × 30,705.58
4. Step 4: Simplify right side
   55,381.42x = 2,549,186,156.22
5. Step 5: Solve for x
   x = 2,549,186,156.22/55,381.42
6. Step 6: Final answer
   x = 46,029.63