Finding the Fourth Proportional to 12,152.51, 16,773.59 and 7,914.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152.51 : 16,773.59 = 7,914.15 : x
2. Step 2: Convert to fraction form
   12,152.51/16,773.59 = 7,914.15/x
3. Step 3: Cross multiply
   12,152.51x = 16,773.59 × 7,914.15
4. Step 4: Simplify right side
   12,152.51x = 132,748,707.30
5. Step 5: Solve for x
   x = 132,748,707.30/12,152.51
6. Step 6: Final answer
   x = 10,923.56