Finding the Fourth Proportional to 72,925.06, 109,373.61 and 30,791.29

Step by Step Solution

1. Step 1: Write the proportion equation
   72,925.06 : 109,373.61 = 30,791.29 : x
2. Step 2: Convert to fraction form
   72,925.06/109,373.61 = 30,791.29/x
3. Step 3: Cross multiply
   72,925.06x = 109,373.61 × 30,791.29
4. Step 4: Simplify right side
   72,925.06x = 3,367,754,543.86
5. Step 5: Solve for x
   x = 3,367,754,543.86/72,925.06
6. Step 6: Final answer
   x = 46,181.03