Finding the Fourth Proportional to 64,954.31, 89,637.23 and 35,146.31

Step by Step Solution

1. Step 1: Write the proportion equation
   64,954.31 : 89,637.23 = 35,146.31 : x
2. Step 2: Convert to fraction form
   64,954.31/89,637.23 = 35,146.31/x
3. Step 3: Cross multiply
   64,954.31x = 89,637.23 × 35,146.31
4. Step 4: Simplify right side
   64,954.31x = 3,150,417,921.48
5. Step 5: Solve for x
   x = 3,150,417,921.48/64,954.31
6. Step 6: Final answer
   x = 48,502.06