Finding the Fourth Proportional to 83,420.37, 115,120.15 and 45,695.25

Step by Step Solution

1. Step 1: Write the proportion equation
   83,420.37 : 115,120.15 = 45,695.25 : x
2. Step 2: Convert to fraction form
   83,420.37/115,120.15 = 45,695.25/x
3. Step 3: Cross multiply
   83,420.37x = 115,120.15 × 45,695.25
4. Step 4: Simplify right side
   83,420.37x = 5,260,443,572.92
5. Step 5: Solve for x
   x = 5,260,443,572.92/83,420.37
6. Step 6: Final answer
   x = 63,059.46