Finding the Fourth Proportional to 64,775.37, 89,412.38 and 37,926.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,775.37 : 89,412.38 = 37,926.50 : x
2. Step 2: Convert to fraction form
   64,775.37/89,412.38 = 37,926.50/x
3. Step 3: Cross multiply
   64,775.37x = 89,412.38 × 37,926.50
4. Step 4: Simplify right side
   64,775.37x = 3,391,098,630.07
5. Step 5: Solve for x
   x = 3,391,098,630.07/64,775.37
6. Step 6: Final answer
   x = 52,351.67