Finding the Fourth Proportional to 14,428.84, 21,640.52 and 5,066.66

Step by Step Solution

1. Step 1: Write the proportion equation
   14,428.84 : 21,640.52 = 5,066.66 : x
2. Step 2: Convert to fraction form
   14,428.84/21,640.52 = 5,066.66/x
3. Step 3: Cross multiply
   14,428.84x = 21,640.52 × 5,066.66
4. Step 4: Simplify right side
   14,428.84x = 109,645,061.53
5. Step 5: Solve for x
   x = 109,645,061.53/14,428.84
6. Step 6: Final answer
   x = 7,599.02