Finding the Fourth Proportional to 65,471.51, 90,355.41 and 37,179.02

Step by Step Solution

1. Step 1: Write the proportion equation
   65,471.51 : 90,355.41 = 37,179.02 : x
2. Step 2: Convert to fraction form
   65,471.51/90,355.41 = 37,179.02/x
3. Step 3: Cross multiply
   65,471.51x = 90,355.41 × 37,179.02
4. Step 4: Simplify right side
   65,471.51x = 3,359,325,143.72
5. Step 5: Solve for x
   x = 3,359,325,143.72/65,471.51
6. Step 6: Final answer
   x = 51,309.73