Finding the Fourth Proportional to 37,659.16, 56,419.89 and 17,631.91

Step by Step Solution

1. Step 1: Write the proportion equation
   37,659.16 : 56,419.89 = 17,631.91 : x
2. Step 2: Convert to fraction form
   37,659.16/56,419.89 = 17,631.91/x
3. Step 3: Cross multiply
   37,659.16x = 56,419.89 × 17,631.91
4. Step 4: Simplify right side
   37,659.16x = 994,790,422.69
5. Step 5: Solve for x
   x = 994,790,422.69/37,659.16
6. Step 6: Final answer
   x = 26,415.63