Finding the Fourth Proportional to 83,675.59, 115,469.16 and 45,434.31

Step by Step Solution

1. Step 1: Write the proportion equation
   83,675.59 : 115,469.16 = 45,434.31 : x
2. Step 2: Convert to fraction form
   83,675.59/115,469.16 = 45,434.31/x
3. Step 3: Cross multiply
   83,675.59x = 115,469.16 × 45,434.31
4. Step 4: Simplify right side
   83,675.59x = 5,246,261,927.22
5. Step 5: Solve for x
   x = 5,246,261,927.22/83,675.59
6. Step 6: Final answer
   x = 62,697.64