Finding the Fourth Proportional to 9,824.60, 14,740.42 and 4,893.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,824.60 : 14,740.42 = 4,893.80 : x
2. Step 2: Convert to fraction form
   9,824.60/14,740.42 = 4,893.80/x
3. Step 3: Cross multiply
   9,824.60x = 14,740.42 × 4,893.80
4. Step 4: Simplify right side
   9,824.60x = 72,136,667.40
5. Step 5: Solve for x
   x = 72,136,667.40/9,824.60
6. Step 6: Final answer
   x = 7,342.45