Finding the Fourth Proportional to 49,172, 73,758.27 and 12,236

Step by Step Solution

1. Step 1: Write the proportion equation
   49,172 : 73,758.27 = 12,236 : x
2. Step 2: Convert to fraction form
   49,172/73,758.27 = 12,236/x
3. Step 3: Cross multiply
   49,172x = 73,758.27 × 12,236
4. Step 4: Simplify right side
   49,172x = 902,506,191.72
5. Step 5: Solve for x
   x = 902,506,191.72/49,172
6. Step 6: Final answer
   x = 18,354.07