Finding the Fourth Proportional to 21,302.07, 29,373.78 and 14,500.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,302.07 : 29,373.78 = 14,500.50 : x
2. Step 2: Convert to fraction form
   21,302.07/29,373.78 = 14,500.50/x
3. Step 3: Cross multiply
   21,302.07x = 29,373.78 × 14,500.50
4. Step 4: Simplify right side
   21,302.07x = 425,934,496.89
5. Step 5: Solve for x
   x = 425,934,496.89/21,302.07
6. Step 6: Final answer
   x = 19,994.98