Finding the Fourth Proportional to 30,476.01, 45,686.34 and 13,826.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,476.01 : 45,686.34 = 13,826.98 : x
2. Step 2: Convert to fraction form
   30,476.01/45,686.34 = 13,826.98/x
3. Step 3: Cross multiply
   30,476.01x = 45,686.34 × 13,826.98
4. Step 4: Simplify right side
   30,476.01x = 631,704,109.45
5. Step 5: Solve for x
   x = 631,704,109.45/30,476.01
6. Step 6: Final answer
   x = 20,727.91