Finding the Fourth Proportional to 64,536.01, 89,056.56 and 35,857.48

Step by Step Solution

1. Step 1: Write the proportion equation
   64,536.01 : 89,056.56 = 35,857.48 : x
2. Step 2: Convert to fraction form
   64,536.01/89,056.56 = 35,857.48/x
3. Step 3: Cross multiply
   64,536.01x = 89,056.56 × 35,857.48
4. Step 4: Simplify right side
   64,536.01x = 3,193,343,819.07
5. Step 5: Solve for x
   x = 3,193,343,819.07/64,536.01
6. Step 6: Final answer
   x = 49,481.58