Finding the Fourth Proportional to 83,446.50, 115,156.17 and 45,721.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,446.50 : 115,156.17 = 45,721.62 : x
2. Step 2: Convert to fraction form
   83,446.50/115,156.17 = 45,721.62/x
3. Step 3: Cross multiply
   83,446.50x = 115,156.17 × 45,721.62
4. Step 4: Simplify right side
   83,446.50x = 5,265,126,645.40
5. Step 5: Solve for x
   x = 5,265,126,645.40/83,446.50
6. Step 6: Final answer
   x = 63,095.84