Finding the Fourth Proportional to 81,981.32, 113,131.89 and 46,171.62

Step by Step Solution

1. Step 1: Write the proportion equation
   81,981.32 : 113,131.89 = 46,171.62 : x
2. Step 2: Convert to fraction form
   81,981.32/113,131.89 = 46,171.62/x
3. Step 3: Cross multiply
   81,981.32x = 113,131.89 × 46,171.62
4. Step 4: Simplify right side
   81,981.32x = 5,223,482,634.96
5. Step 5: Solve for x
   x = 5,223,482,634.96/81,981.32
6. Step 6: Final answer
   x = 63,715.53