Finding the Fourth Proportional to 64,564.18, 89,090.28 and 37,687.24

Step by Step Solution

1. Step 1: Write the proportion equation
   64,564.18 : 89,090.28 = 37,687.24 : x
2. Step 2: Convert to fraction form
   64,564.18/89,090.28 = 37,687.24/x
3. Step 3: Cross multiply
   64,564.18x = 89,090.28 × 37,687.24
4. Step 4: Simplify right side
   64,564.18x = 3,357,566,764.03
5. Step 5: Solve for x
   x = 3,357,566,764.03/64,564.18
6. Step 6: Final answer
   x = 52,003.55