Finding the Fourth Proportional to 83,912.23, 115,799.82 and 45,672.03

Step by Step Solution

1. Step 1: Write the proportion equation
   83,912.23 : 115,799.82 = 45,672.03 : x
2. Step 2: Convert to fraction form
   83,912.23/115,799.82 = 45,672.03/x
3. Step 3: Cross multiply
   83,912.23x = 115,799.82 × 45,672.03
4. Step 4: Simplify right side
   83,912.23x = 5,288,812,853.03
5. Step 5: Solve for x
   x = 5,288,812,853.03/83,912.23
6. Step 6: Final answer
   x = 63,027.91