Finding the Fourth Proportional to 64,402, 88,857.94 and 37,171.42

Step by Step Solution

1. Step 1: Write the proportion equation
   64,402 : 88,857.94 = 37,171.42 : x
2. Step 2: Convert to fraction form
   64,402/88,857.94 = 37,171.42/x
3. Step 3: Cross multiply
   64,402x = 88,857.94 × 37,171.42
4. Step 4: Simplify right side
   64,402x = 3,302,975,808.07
5. Step 5: Solve for x
   x = 3,302,975,808.07/64,402
6. Step 6: Final answer
   x = 51,286.85