Finding the Fourth Proportional to 37,197, 51,340.73 and 21,290.63

Step by Step Solution

1. Step 1: Write the proportion equation
   37,197 : 51,340.73 = 21,290.63 : x
2. Step 2: Convert to fraction form
   37,197/51,340.73 = 21,290.63/x
3. Step 3: Cross multiply
   37,197x = 51,340.73 × 21,290.63
4. Step 4: Simplify right side
   37,197x = 1,093,076,123.20
5. Step 5: Solve for x
   x = 1,093,076,123.20/37,197
6. Step 6: Final answer
   x = 29,386.14