Finding the Fourth Proportional to 37,787.25, 52,146.71 and 21,020.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,787.25 : 52,146.71 = 21,020.25 : x
2. Step 2: Convert to fraction form
   37,787.25/52,146.71 = 21,020.25/x
3. Step 3: Cross multiply
   37,787.25x = 52,146.71 × 21,020.25
4. Step 4: Simplify right side
   37,787.25x = 1,096,136,880.88
5. Step 5: Solve for x
   x = 1,096,136,880.88/37,787.25
6. Step 6: Final answer
   x = 29,008.11