Finding the Fourth Proportional to 40,068.52, 60,049.68 and 21,308.15

Step by Step Solution

1. Step 1: Write the proportion equation
   40,068.52 : 60,049.68 = 21,308.15 : x
2. Step 2: Convert to fraction form
   40,068.52/60,049.68 = 21,308.15/x
3. Step 3: Cross multiply
   40,068.52x = 60,049.68 × 21,308.15
4. Step 4: Simplify right side
   40,068.52x = 1,279,547,739.02
5. Step 5: Solve for x
   x = 1,279,547,739.02/40,068.52
6. Step 6: Final answer
   x = 31,933.99