Finding the Fourth Proportional to 39,005.55, 58,499.25 and 10,927.58

Step by Step Solution

1. Step 1: Write the proportion equation
   39,005.55 : 58,499.25 = 10,927.58 : x
2. Step 2: Convert to fraction form
   39,005.55/58,499.25 = 10,927.58/x
3. Step 3: Cross multiply
   39,005.55x = 58,499.25 × 10,927.58
4. Step 4: Simplify right side
   39,005.55x = 639,254,941.82
5. Step 5: Solve for x
   x = 639,254,941.82/39,005.55
6. Step 6: Final answer
   x = 16,388.82