Finding the Fourth Proportional to 37,587.10, 51,870.22 and 20,591.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,587.10 : 51,870.22 = 20,591.96 : x
2. Step 2: Convert to fraction form
   37,587.10/51,870.22 = 20,591.96/x
3. Step 3: Cross multiply
   37,587.10x = 51,870.22 × 20,591.96
4. Step 4: Simplify right side
   37,587.10x = 1,068,109,184.60
5. Step 5: Solve for x
   x = 1,068,109,184.60/37,587.10
6. Step 6: Final answer
   x = 28,416.91