Finding the Fourth Proportional to 65,820.37, 90,832.11 and 37,146.10

Step by Step Solution

1. Step 1: Write the proportion equation
   65,820.37 : 90,832.11 = 37,146.10 : x
2. Step 2: Convert to fraction form
   65,820.37/90,832.11 = 37,146.10/x
3. Step 3: Cross multiply
   65,820.37x = 90,832.11 × 37,146.10
4. Step 4: Simplify right side
   65,820.37x = 3,374,058,641.27
5. Step 5: Solve for x
   x = 3,374,058,641.27/65,820.37
6. Step 6: Final answer
   x = 51,261.62