Finding the Fourth Proportional to 58,585, 80,853.66 and 38,458.12

Step by Step Solution

1. Step 1: Write the proportion equation
   58,585 : 80,853.66 = 38,458.12 : x
2. Step 2: Convert to fraction form
   58,585/80,853.66 = 38,458.12/x
3. Step 3: Cross multiply
   58,585x = 80,853.66 × 38,458.12
4. Step 4: Simplify right side
   58,585x = 3,109,479,758.72
5. Step 5: Solve for x
   x = 3,109,479,758.72/58,585
6. Step 6: Final answer
   x = 53,076.38