Finding the Fourth Proportional to 58,103.50, 80,185.45 and 45,506.38

Step by Step Solution

1. Step 1: Write the proportion equation
   58,103.50 : 80,185.45 = 45,506.38 : x
2. Step 2: Convert to fraction form
   58,103.50/80,185.45 = 45,506.38/x
3. Step 3: Cross multiply
   58,103.50x = 80,185.45 × 45,506.38
4. Step 4: Simplify right side
   58,103.50x = 3,648,949,157.24
5. Step 5: Solve for x
   x = 3,648,949,157.24/58,103.50
6. Step 6: Final answer
   x = 62,800.85