Finding the Fourth Proportional to 9,912, 14,870.16 and 3,756

Step by Step Solution

1. Step 1: Write the proportion equation
   9,912 : 14,870.16 = 3,756 : x
2. Step 2: Convert to fraction form
   9,912/14,870.16 = 3,756/x
3. Step 3: Cross multiply
   9,912x = 14,870.16 × 3,756
4. Step 4: Simplify right side
   9,912x = 55,852,320.96
5. Step 5: Solve for x
   x = 55,852,320.96/9,912
6. Step 6: Final answer
   x = 5,634.82