Finding the Fourth Proportional to 69,066.84, 103,597.24 and 21,680.84

Step by Step Solution

1. Step 1: Write the proportion equation
   69,066.84 : 103,597.24 = 21,680.84 : x
2. Step 2: Convert to fraction form
   69,066.84/103,597.24 = 21,680.84/x
3. Step 3: Cross multiply
   69,066.84x = 103,597.24 × 21,680.84
4. Step 4: Simplify right side
   69,066.84x = 2,246,075,184.88
5. Step 5: Solve for x
   x = 2,246,075,184.88/69,066.84
6. Step 6: Final answer
   x = 32,520.31