Finding the Fourth Proportional to 12,376.32, 18,565.29 and 3,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,376.32 : 18,565.29 = 3,610.50 : x
2. Step 2: Convert to fraction form
   12,376.32/18,565.29 = 3,610.50/x
3. Step 3: Cross multiply
   12,376.32x = 18,565.29 × 3,610.50
4. Step 4: Simplify right side
   12,376.32x = 67,029,979.55
5. Step 5: Solve for x
   x = 67,029,979.55/12,376.32
6. Step 6: Final answer
   x = 5,415.99