Finding the Fourth Proportional to 72,360.98, 108,483.50 and 34,391.18

Step by Step Solution

1. Step 1: Write the proportion equation
   72,360.98 : 108,483.50 = 34,391.18 : x
2. Step 2: Convert to fraction form
   72,360.98/108,483.50 = 34,391.18/x
3. Step 3: Cross multiply
   72,360.98x = 108,483.50 × 34,391.18
4. Step 4: Simplify right side
   72,360.98x = 3,730,875,575.53
5. Step 5: Solve for x
   x = 3,730,875,575.53/72,360.98
6. Step 6: Final answer
   x = 51,559.22