Finding the Fourth Proportional to 65,406.91, 90,237.32 and 41,201.38

Step by Step Solution

1. Step 1: Write the proportion equation
   65,406.91 : 90,237.32 = 41,201.38 : x
2. Step 2: Convert to fraction form
   65,406.91/90,237.32 = 41,201.38/x
3. Step 3: Cross multiply
   65,406.91x = 90,237.32 × 41,201.38
4. Step 4: Simplify right side
   65,406.91x = 3,717,902,111.50
5. Step 5: Solve for x
   x = 3,717,902,111.50/65,406.91
6. Step 6: Final answer
   x = 56,842.65