Finding the Fourth Proportional to 79,498.76, 109,707.92 and 45,507.05

Step by Step Solution

1. Step 1: Write the proportion equation
   79,498.76 : 109,707.92 = 45,507.05 : x
2. Step 2: Convert to fraction form
   79,498.76/109,707.92 = 45,507.05/x
3. Step 3: Cross multiply
   79,498.76x = 109,707.92 × 45,507.05
4. Step 4: Simplify right side
   79,498.76x = 4,992,483,024.76
5. Step 5: Solve for x
   x = 4,992,483,024.76/79,498.76
6. Step 6: Final answer
   x = 62,799.51