Finding the Fourth Proportional to 9,899.56, 14,838.27 and 4,694.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,899.56 : 14,838.27 = 4,694.50 : x
2. Step 2: Convert to fraction form
   9,899.56/14,838.27 = 4,694.50/x
3. Step 3: Cross multiply
   9,899.56x = 14,838.27 × 4,694.50
4. Step 4: Simplify right side
   9,899.56x = 69,658,258.52
5. Step 5: Solve for x
   x = 69,658,258.52/9,899.56
6. Step 6: Final answer
   x = 7,036.50