Finding the Fourth Proportional to 10,426.60, 15,552.05 and 9,700.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,426.60 : 15,552.05 = 9,700.84 : x
2. Step 2: Convert to fraction form
   10,426.60/15,552.05 = 9,700.84/x
3. Step 3: Cross multiply
   10,426.60x = 15,552.05 × 9,700.84
4. Step 4: Simplify right side
   10,426.60x = 150,867,948.72
5. Step 5: Solve for x
   x = 150,867,948.72/10,426.60
6. Step 6: Final answer
   x = 14,469.52