Finding the Fourth Proportional to 65,823.83, 90,831.88 and 37,146.16

Step by Step Solution

1. Step 1: Write the proportion equation
   65,823.83 : 90,831.88 = 37,146.16 : x
2. Step 2: Convert to fraction form
   65,823.83/90,831.88 = 37,146.16/x
3. Step 3: Cross multiply
   65,823.83x = 90,831.88 × 37,146.16
4. Step 4: Simplify right side
   65,823.83x = 3,374,055,547.58
5. Step 5: Solve for x
   x = 3,374,055,547.58/65,823.83
6. Step 6: Final answer
   x = 51,258.88