Finding the Fourth Proportional to 83,427.27, 115,128.71 and 45,185.86

Step by Step Solution

1. Step 1: Write the proportion equation
   83,427.27 : 115,128.71 = 45,185.86 : x
2. Step 2: Convert to fraction form
   83,427.27/115,128.71 = 45,185.86/x
3. Step 3: Cross multiply
   83,427.27x = 115,128.71 × 45,185.86
4. Step 4: Simplify right side
   83,427.27x = 5,202,189,546.11
5. Step 5: Solve for x
   x = 5,202,189,546.11/83,427.27
6. Step 6: Final answer
   x = 62,355.99