Finding the Fourth Proportional to 58,570.47, 80,805.69 and 38,438.55

Step by Step Solution

1. Step 1: Write the proportion equation
   58,570.47 : 80,805.69 = 38,438.55 : x
2. Step 2: Convert to fraction form
   58,570.47/80,805.69 = 38,438.55/x
3. Step 3: Cross multiply
   58,570.47x = 80,805.69 × 38,438.55
4. Step 4: Simplify right side
   58,570.47x = 3,106,053,555.35
5. Step 5: Solve for x
   x = 3,106,053,555.35/58,570.47
6. Step 6: Final answer
   x = 53,031.05