Finding the Fourth Proportional to 12,953.01, 19,426.61 and 5,055.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,953.01 : 19,426.61 = 5,055.72 : x
2. Step 2: Convert to fraction form
   12,953.01/19,426.61 = 5,055.72/x
3. Step 3: Cross multiply
   12,953.01x = 19,426.61 × 5,055.72
4. Step 4: Simplify right side
   12,953.01x = 98,215,475.43
5. Step 5: Solve for x
   x = 98,215,475.43/12,953.01
6. Step 6: Final answer
   x = 7,582.44