Finding the Fourth Proportional to 64,622.48, 89,162.16 and 37,749.71

Step by Step Solution

1. Step 1: Write the proportion equation
   64,622.48 : 89,162.16 = 37,749.71 : x
2. Step 2: Convert to fraction form
   64,622.48/89,162.16 = 37,749.71/x
3. Step 3: Cross multiply
   64,622.48x = 89,162.16 × 37,749.71
4. Step 4: Simplify right side
   64,622.48x = 3,365,845,237.16
5. Step 5: Solve for x
   x = 3,365,845,237.16/64,622.48
6. Step 6: Final answer
   x = 52,084.75