Finding the Fourth Proportional to 79,323, 109,465.74 and 45,789

Step by Step Solution

1. Step 1: Write the proportion equation
   79,323 : 109,465.74 = 45,789 : x
2. Step 2: Convert to fraction form
   79,323/109,465.74 = 45,789/x
3. Step 3: Cross multiply
   79,323x = 109,465.74 × 45,789
4. Step 4: Simplify right side
   79,323x = 5,012,326,768.86
5. Step 5: Solve for x
   x = 5,012,326,768.86/79,323
6. Step 6: Final answer
   x = 63,188.82