Finding the Fourth Proportional to 37,109.02, 51,211.06 and 20,113.80

Step by Step Solution

1. Step 1: Write the proportion equation
   37,109.02 : 51,211.06 = 20,113.80 : x
2. Step 2: Convert to fraction form
   37,109.02/51,211.06 = 20,113.80/x
3. Step 3: Cross multiply
   37,109.02x = 51,211.06 × 20,113.80
4. Step 4: Simplify right side
   37,109.02x = 1,030,049,018.63
5. Step 5: Solve for x
   x = 1,030,049,018.63/37,109.02
6. Step 6: Final answer
   x = 27,757.38