Finding the Fourth Proportional to 65,719.24, 90,669.78 and 37,417.96

Step by Step Solution

1. Step 1: Write the proportion equation
   65,719.24 : 90,669.78 = 37,417.96 : x
2. Step 2: Convert to fraction form
   65,719.24/90,669.78 = 37,417.96/x
3. Step 3: Cross multiply
   65,719.24x = 90,669.78 × 37,417.96
4. Step 4: Simplify right side
   65,719.24x = 3,392,678,201.25
5. Step 5: Solve for x
   x = 3,392,678,201.25/65,719.24
6. Step 6: Final answer
   x = 51,623.82