Finding the Fourth Proportional to 79,690.82, 109,963.76 and 45,697.55

Step by Step Solution

1. Step 1: Write the proportion equation
   79,690.82 : 109,963.76 = 45,697.55 : x
2. Step 2: Convert to fraction form
   79,690.82/109,963.76 = 45,697.55/x
3. Step 3: Cross multiply
   79,690.82x = 109,963.76 × 45,697.55
4. Step 4: Simplify right side
   79,690.82x = 5,025,074,192.30
5. Step 5: Solve for x
   x = 5,025,074,192.30/79,690.82
6. Step 6: Final answer
   x = 63,057.13