Finding the Fourth Proportional to 72,735.62, 109,030.34 and 30,625.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,735.62 : 109,030.34 = 30,625.98 : x
2. Step 2: Convert to fraction form
   72,735.62/109,030.34 = 30,625.98/x
3. Step 3: Cross multiply
   72,735.62x = 109,030.34 × 30,625.98
4. Step 4: Simplify right side
   72,735.62x = 3,339,161,012.23
5. Step 5: Solve for x
   x = 3,339,161,012.23/72,735.62
6. Step 6: Final answer
   x = 45,908.19