Finding the Fourth Proportional to 12,060.72, 18,093.90 and 3,740.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,060.72 : 18,093.90 = 3,740.30 : x
2. Step 2: Convert to fraction form
   12,060.72/18,093.90 = 3,740.30/x
3. Step 3: Cross multiply
   12,060.72x = 18,093.90 × 3,740.30
4. Step 4: Simplify right side
   12,060.72x = 67,676,614.17
5. Step 5: Solve for x
   x = 67,676,614.17/12,060.72
6. Step 6: Final answer
   x = 5,611.32