Finding the Fourth Proportional to 22,109.83, 30,510.02 and 12,549.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,109.83 : 30,510.02 = 12,549.91 : x
2. Step 2: Convert to fraction form
   22,109.83/30,510.02 = 12,549.91/x
3. Step 3: Cross multiply
   22,109.83x = 30,510.02 × 12,549.91
4. Step 4: Simplify right side
   22,109.83x = 382,897,960.20
5. Step 5: Solve for x
   x = 382,897,960.20/22,109.83
6. Step 6: Final answer
   x = 17,318.00