Finding the Fourth Proportional to 64,774.89, 89,389.53 and 37,556.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,774.89 : 89,389.53 = 37,556.25 : x
2. Step 2: Convert to fraction form
   64,774.89/89,389.53 = 37,556.25/x
3. Step 3: Cross multiply
   64,774.89x = 89,389.53 × 37,556.25
4. Step 4: Simplify right side
   64,774.89x = 3,357,135,536.06
5. Step 5: Solve for x
   x = 3,357,135,536.06/64,774.89
6. Step 6: Final answer
   x = 51,827.73