Finding the Fourth Proportional to 37,864.42, 52,252.18 and 20,870.23

Step by Step Solution

1. Step 1: Write the proportion equation
   37,864.42 : 52,252.18 = 20,870.23 : x
2. Step 2: Convert to fraction form
   37,864.42/52,252.18 = 20,870.23/x
3. Step 3: Cross multiply
   37,864.42x = 52,252.18 × 20,870.23
4. Step 4: Simplify right side
   37,864.42x = 1,090,515,014.60
5. Step 5: Solve for x
   x = 1,090,515,014.60/37,864.42
6. Step 6: Final answer
   x = 28,800.52