Finding the Fourth Proportional to 62,004.72, 85,421.88 and 43,109.04

Step by Step Solution

1. Step 1: Write the proportion equation
   62,004.72 : 85,421.88 = 43,109.04 : x
2. Step 2: Convert to fraction form
   62,004.72/85,421.88 = 43,109.04/x
3. Step 3: Cross multiply
   62,004.72x = 85,421.88 × 43,109.04
4. Step 4: Simplify right side
   62,004.72x = 3,682,455,241.80
5. Step 5: Solve for x
   x = 3,682,455,241.80/62,004.72
6. Step 6: Final answer
   x = 59,389.92