Finding the Fourth Proportional to 64,897.81, 89,558.45 and 37,676.42

Step by Step Solution

1. Step 1: Write the proportion equation
   64,897.81 : 89,558.45 = 37,676.42 : x
2. Step 2: Convert to fraction form
   64,897.81/89,558.45 = 37,676.42/x
3. Step 3: Cross multiply
   64,897.81x = 89,558.45 × 37,676.42
4. Step 4: Simplify right side
   64,897.81x = 3,374,241,423.15
5. Step 5: Solve for x
   x = 3,374,241,423.15/64,897.81
6. Step 6: Final answer
   x = 51,993.15