Finding the Fourth Proportional to 37,180.84, 51,300.78 and 21,274.08

Step by Step Solution

1. Step 1: Write the proportion equation
   37,180.84 : 51,300.78 = 21,274.08 : x
2. Step 2: Convert to fraction form
   37,180.84/51,300.78 = 21,274.08/x
3. Step 3: Cross multiply
   37,180.84x = 51,300.78 × 21,274.08
4. Step 4: Simplify right side
   37,180.84x = 1,091,376,897.78
5. Step 5: Solve for x
   x = 1,091,376,897.78/37,180.84
6. Step 6: Final answer
   x = 29,353.21