Finding the Fourth Proportional to 37,425, 51,646.59 and 20,658

Step by Step Solution

1. Step 1: Write the proportion equation
   37,425 : 51,646.59 = 20,658 : x
2. Step 2: Convert to fraction form
   37,425/51,646.59 = 20,658/x
3. Step 3: Cross multiply
   37,425x = 51,646.59 × 20,658
4. Step 4: Simplify right side
   37,425x = 1,066,915,256.22
5. Step 5: Solve for x
   x = 1,066,915,256.22/37,425
6. Step 6: Final answer
   x = 28,508.09