Finding the Fourth Proportional to 37,870.54, 52,261.95 and 21,103.54

Step by Step Solution

1. Step 1: Write the proportion equation
   37,870.54 : 52,261.95 = 21,103.54 : x
2. Step 2: Convert to fraction form
   37,870.54/52,261.95 = 21,103.54/x
3. Step 3: Cross multiply
   37,870.54x = 52,261.95 × 21,103.54
4. Step 4: Simplify right side
   37,870.54x = 1,102,912,152.30
5. Step 5: Solve for x
   x = 1,102,912,152.30/37,870.54
6. Step 6: Final answer
   x = 29,123.22