Finding the Fourth Proportional to 81,860.18, 112,973.60 and 46,048.05

Step by Step Solution

1. Step 1: Write the proportion equation
   81,860.18 : 112,973.60 = 46,048.05 : x
2. Step 2: Convert to fraction form
   81,860.18/112,973.60 = 46,048.05/x
3. Step 3: Cross multiply
   81,860.18x = 112,973.60 × 46,048.05
4. Step 4: Simplify right side
   81,860.18x = 5,202,214,096.60
5. Step 5: Solve for x
   x = 5,202,214,096.60/81,860.18
6. Step 6: Final answer
   x = 63,550.00