Finding the Fourth Proportional to 64,627.86, 89,186.22 and 37,765

Step by Step Solution

1. Step 1: Write the proportion equation
   64,627.86 : 89,186.22 = 37,765 : x
2. Step 2: Convert to fraction form
   64,627.86/89,186.22 = 37,765/x
3. Step 3: Cross multiply
   64,627.86x = 89,186.22 × 37,765
4. Step 4: Simplify right side
   64,627.86x = 3,368,117,598.30
5. Step 5: Solve for x
   x = 3,368,117,598.30/64,627.86
6. Step 6: Final answer
   x = 52,115.57