Finding the Fourth Proportional to 37,301.52, 51,477.72 and 21,387.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,301.52 : 51,477.72 = 21,387.48 : x
2. Step 2: Convert to fraction form
   37,301.52/51,477.72 = 21,387.48/x
3. Step 3: Cross multiply
   37,301.52x = 51,477.72 × 21,387.48
4. Step 4: Simplify right side
   37,301.52x = 1,100,978,706.95
5. Step 5: Solve for x
   x = 1,100,978,706.95/37,301.52
6. Step 6: Final answer
   x = 29,515.65