Finding the Fourth Proportional to 81,977.46, 113,131 and 46,168.70

Step by Step Solution

1. Step 1: Write the proportion equation
   81,977.46 : 113,131 = 46,168.70 : x
2. Step 2: Convert to fraction form
   81,977.46/113,131 = 46,168.70/x
3. Step 3: Cross multiply
   81,977.46x = 113,131 × 46,168.70
4. Step 4: Simplify right side
   81,977.46x = 5,223,111,199.70
5. Step 5: Solve for x
   x = 5,223,111,199.70/81,977.46
6. Step 6: Final answer
   x = 63,713.99