Finding the Fourth Proportional to 37,483.89, 56,244.16 and 16,421.05

Step by Step Solution

1. Step 1: Write the proportion equation
   37,483.89 : 56,244.16 = 16,421.05 : x
2. Step 2: Convert to fraction form
   37,483.89/56,244.16 = 16,421.05/x
3. Step 3: Cross multiply
   37,483.89x = 56,244.16 × 16,421.05
4. Step 4: Simplify right side
   37,483.89x = 923,588,081.46
5. Step 5: Solve for x
   x = 923,588,081.46/37,483.89
6. Step 6: Final answer
   x = 24,639.60