Finding the Fourth Proportional to 83,835.30, 115,693.20 and 45,595.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,835.30 : 115,693.20 = 45,595.30 : x
2. Step 2: Convert to fraction form
   83,835.30/115,693.20 = 45,595.30/x
3. Step 3: Cross multiply
   83,835.30x = 115,693.20 × 45,595.30
4. Step 4: Simplify right side
   83,835.30x = 5,275,065,933.98
5. Step 5: Solve for x
   x = 5,275,065,933.98/83,835.30
6. Step 6: Final answer
   x = 62,921.78