Finding the Fourth Proportional to 37,250.56, 51,407.28 and 21,340

Step by Step Solution

1. Step 1: Write the proportion equation
   37,250.56 : 51,407.28 = 21,340 : x
2. Step 2: Convert to fraction form
   37,250.56/51,407.28 = 21,340/x
3. Step 3: Cross multiply
   37,250.56x = 51,407.28 × 21,340
4. Step 4: Simplify right side
   37,250.56x = 1,097,031,355.20
5. Step 5: Solve for x
   x = 1,097,031,355.20/37,250.56
6. Step 6: Final answer
   x = 29,450.06