Finding the Fourth Proportional to 22,030.07, 30,402.01 and 13,077.61

Step by Step Solution

1. Step 1: Write the proportion equation
   22,030.07 : 30,402.01 = 13,077.61 : x
2. Step 2: Convert to fraction form
   22,030.07/30,402.01 = 13,077.61/x
3. Step 3: Cross multiply
   22,030.07x = 30,402.01 × 13,077.61
4. Step 4: Simplify right side
   22,030.07x = 397,585,570.34
5. Step 5: Solve for x
   x = 397,585,570.34/22,030.07
6. Step 6: Final answer
   x = 18,047.40