Finding the Fourth Proportional to 13,762.17, 18,991.73 and 7,793.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,762.17 : 18,991.73 = 7,793.69 : x
2. Step 2: Convert to fraction form
   13,762.17/18,991.73 = 7,793.69/x
3. Step 3: Cross multiply
   13,762.17x = 18,991.73 × 7,793.69
4. Step 4: Simplify right side
   13,762.17x = 148,015,580.71
5. Step 5: Solve for x
   x = 148,015,580.71/13,762.17
6. Step 6: Final answer
   x = 10,755.25