Finding the Fourth Proportional to 79,014.64, 109,036.38 and 45,031.10

Step by Step Solution

1. Step 1: Write the proportion equation
   79,014.64 : 109,036.38 = 45,031.10 : x
2. Step 2: Convert to fraction form
   79,014.64/109,036.38 = 45,031.10/x
3. Step 3: Cross multiply
   79,014.64x = 109,036.38 × 45,031.10
4. Step 4: Simplify right side
   79,014.64x = 4,910,028,131.42
5. Step 5: Solve for x
   x = 4,910,028,131.42/79,014.64
6. Step 6: Final answer
   x = 62,140.74