Finding the Fourth Proportional to 81,913.48, 113,017.98 and 46,101.40

Step by Step Solution

1. Step 1: Write the proportion equation
   81,913.48 : 113,017.98 = 46,101.40 : x
2. Step 2: Convert to fraction form
   81,913.48/113,017.98 = 46,101.40/x
3. Step 3: Cross multiply
   81,913.48x = 113,017.98 × 46,101.40
4. Step 4: Simplify right side
   81,913.48x = 5,210,287,103.17
5. Step 5: Solve for x
   x = 5,210,287,103.17/81,913.48
6. Step 6: Final answer
   x = 63,607.20