Finding the Fourth Proportional to 79,062.50, 109,112.18 and 45,071.80

Step by Step Solution

1. Step 1: Write the proportion equation
   79,062.50 : 109,112.18 = 45,071.80 : x
2. Step 2: Convert to fraction form
   79,062.50/109,112.18 = 45,071.80/x
3. Step 3: Cross multiply
   79,062.50x = 109,112.18 × 45,071.80
4. Step 4: Simplify right side
   79,062.50x = 4,917,882,354.52
5. Step 5: Solve for x
   x = 4,917,882,354.52/79,062.50
6. Step 6: Final answer
   x = 62,202.46