Finding the Fourth Proportional to 81,756.90, 112,817.55 and 45,944.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,756.90 : 112,817.55 = 45,944.10 : x
2. Step 2: Convert to fraction form
   81,756.90/112,817.55 = 45,944.10/x
3. Step 3: Cross multiply
   81,756.90x = 112,817.55 × 45,944.10
4. Step 4: Simplify right side
   81,756.90x = 5,183,300,798.96
5. Step 5: Solve for x
   x = 5,183,300,798.96/81,756.90
6. Step 6: Final answer
   x = 63,398.94