Finding the Fourth Proportional to 37,665.60, 51,980.16 and 22,555.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,665.60 : 51,980.16 = 22,555.40 : x
2. Step 2: Convert to fraction form
   37,665.60/51,980.16 = 22,555.40/x
3. Step 3: Cross multiply
   37,665.60x = 51,980.16 × 22,555.40
4. Step 4: Simplify right side
   37,665.60x = 1,172,433,040.96
5. Step 5: Solve for x
   x = 1,172,433,040.96/37,665.60
6. Step 6: Final answer
   x = 31,127.42