Finding the Fourth Proportional to 65,889.48, 90,904.50 and 45,741

Step by Step Solution

1. Step 1: Write the proportion equation
   65,889.48 : 90,904.50 = 45,741 : x
2. Step 2: Convert to fraction form
   65,889.48/90,904.50 = 45,741/x
3. Step 3: Cross multiply
   65,889.48x = 90,904.50 × 45,741
4. Step 4: Simplify right side
   65,889.48x = 4,158,062,734.50
5. Step 5: Solve for x
   x = 4,158,062,734.50/65,889.48
6. Step 6: Final answer
   x = 63,106.63