Finding the Fourth Proportional to 10,788.67, 14,887.36 and 7,957.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788.67 : 14,887.36 = 7,957.59 : x
2. Step 2: Convert to fraction form
   10,788.67/14,887.36 = 7,957.59/x
3. Step 3: Cross multiply
   10,788.67x = 14,887.36 × 7,957.59
4. Step 4: Simplify right side
   10,788.67x = 118,467,507.06
5. Step 5: Solve for x
   x = 118,467,507.06/10,788.67
6. Step 6: Final answer
   x = 10,980.73