Finding the Fourth Proportional to 9,426.79, 14,138.58 and 4,748.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.79 : 14,138.58 = 4,748.89 : x
2. Step 2: Convert to fraction form
   9,426.79/14,138.58 = 4,748.89/x
3. Step 3: Cross multiply
   9,426.79x = 14,138.58 × 4,748.89
4. Step 4: Simplify right side
   9,426.79x = 67,142,561.18
5. Step 5: Solve for x
   x = 67,142,561.18/9,426.79
6. Step 6: Final answer
   x = 7,122.53