Finding the Fourth Proportional to 67,066.34, 100,615.06 and 19,679.52

Step by Step Solution

1. Step 1: Write the proportion equation
   67,066.34 : 100,615.06 = 19,679.52 : x
2. Step 2: Convert to fraction form
   67,066.34/100,615.06 = 19,679.52/x
3. Step 3: Cross multiply
   67,066.34x = 100,615.06 × 19,679.52
4. Step 4: Simplify right side
   67,066.34x = 1,980,056,085.57
5. Step 5: Solve for x
   x = 1,980,056,085.57/67,066.34
6. Step 6: Final answer
   x = 29,523.84