Finding the Fourth Proportional to 14,036.01, 21,051.16 and 5,148.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,036.01 : 21,051.16 = 5,148.31 : x
2. Step 2: Convert to fraction form
   14,036.01/21,051.16 = 5,148.31/x
3. Step 3: Cross multiply
   14,036.01x = 21,051.16 × 5,148.31
4. Step 4: Simplify right side
   14,036.01x = 108,377,892.73
5. Step 5: Solve for x
   x = 108,377,892.73/14,036.01
6. Step 6: Final answer
   x = 7,721.42