Finding the Fourth Proportional to 43,559.58, 60,090.06 and 28,461.08

Step by Step Solution

1. Step 1: Write the proportion equation
   43,559.58 : 60,090.06 = 28,461.08 : x
2. Step 2: Convert to fraction form
   43,559.58/60,090.06 = 28,461.08/x
3. Step 3: Cross multiply
   43,559.58x = 60,090.06 × 28,461.08
4. Step 4: Simplify right side
   43,559.58x = 1,710,228,004.86
5. Step 5: Solve for x
   x = 1,710,228,004.86/43,559.58
6. Step 6: Final answer
   x = 39,261.81