Finding the Fourth Proportional to 37,380.67, 51,582.72 and 21,030.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,380.67 : 51,582.72 = 21,030.34 : x
2. Step 2: Convert to fraction form
   37,380.67/51,582.72 = 21,030.34/x
3. Step 3: Cross multiply
   37,380.67x = 51,582.72 × 21,030.34
4. Step 4: Simplify right side
   37,380.67x = 1,084,802,139.72
5. Step 5: Solve for x
   x = 1,084,802,139.72/37,380.67
6. Step 6: Final answer
   x = 29,020.40