Finding the Fourth Proportional to 37,380.07, 56,080.19 and 12,424.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,380.07 : 56,080.19 = 12,424.15 : x
2. Step 2: Convert to fraction form
   37,380.07/56,080.19 = 12,424.15/x
3. Step 3: Cross multiply
   37,380.07x = 56,080.19 × 12,424.15
4. Step 4: Simplify right side
   37,380.07x = 696,748,692.59
5. Step 5: Solve for x
   x = 696,748,692.59/37,380.07
6. Step 6: Final answer
   x = 18,639.58