Finding the Fourth Proportional to 12,948.51, 19,420.20 and 5,926.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,948.51 : 19,420.20 = 5,926.62 : x
2. Step 2: Convert to fraction form
   12,948.51/19,420.20 = 5,926.62/x
3. Step 3: Cross multiply
   12,948.51x = 19,420.20 × 5,926.62
4. Step 4: Simplify right side
   12,948.51x = 115,096,145.72
5. Step 5: Solve for x
   x = 115,096,145.72/12,948.51
6. Step 6: Final answer
   x = 8,888.76