Finding the Fourth Proportional to 37,429.32, 56,154.18 and 12,473.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,429.32 : 56,154.18 = 12,473.40 : x
2. Step 2: Convert to fraction form
   37,429.32/56,154.18 = 12,473.40/x
3. Step 3: Cross multiply
   37,429.32x = 56,154.18 × 12,473.40
4. Step 4: Simplify right side
   37,429.32x = 700,433,548.81
5. Step 5: Solve for x
   x = 700,433,548.81/37,429.32
6. Step 6: Final answer
   x = 18,713.50