Finding the Fourth Proportional to 87,693.82, 131,499.83 and 45,562.57

Step by Step Solution

1. Step 1: Write the proportion equation
   87,693.82 : 131,499.83 = 45,562.57 : x
2. Step 2: Convert to fraction form
   87,693.82/131,499.83 = 45,562.57/x
3. Step 3: Cross multiply
   87,693.82x = 131,499.83 × 45,562.57
4. Step 4: Simplify right side
   87,693.82x = 5,991,470,538.11
5. Step 5: Solve for x
   x = 5,991,470,538.11/87,693.82
6. Step 6: Final answer
   x = 68,322.61