Finding the Fourth Proportional to 81,393, 112,325.96 and 45,582.24

Step by Step Solution

1. Step 1: Write the proportion equation
   81,393 : 112,325.96 = 45,582.24 : x
2. Step 2: Convert to fraction form
   81,393/112,325.96 = 45,582.24/x
3. Step 3: Cross multiply
   81,393x = 112,325.96 × 45,582.24
4. Step 4: Simplify right side
   81,393x = 5,120,068,866.95
5. Step 5: Solve for x
   x = 5,120,068,866.95/81,393
6. Step 6: Final answer
   x = 62,905.52