Finding the Fourth Proportional to 83,687.29, 115,488.06 and 45,446.53

Step by Step Solution

1. Step 1: Write the proportion equation
   83,687.29 : 115,488.06 = 45,446.53 : x
2. Step 2: Convert to fraction form
   83,687.29/115,488.06 = 45,446.53/x
3. Step 3: Cross multiply
   83,687.29x = 115,488.06 × 45,446.53
4. Step 4: Simplify right side
   83,687.29x = 5,248,531,583.43
5. Step 5: Solve for x
   x = 5,248,531,583.43/83,687.29
6. Step 6: Final answer
   x = 62,715.99