Finding the Fourth Proportional to 37,870.29, 52,261.38 and 20,875.19

Step by Step Solution

1. Step 1: Write the proportion equation
   37,870.29 : 52,261.38 = 20,875.19 : x
2. Step 2: Convert to fraction form
   37,870.29/52,261.38 = 20,875.19/x
3. Step 3: Cross multiply
   37,870.29x = 52,261.38 × 20,875.19
4. Step 4: Simplify right side
   37,870.29x = 1,090,965,975.86
5. Step 5: Solve for x
   x = 1,090,965,975.86/37,870.29
6. Step 6: Final answer
   x = 28,807.96