Finding the Fourth Proportional to 72,774.01, 109,164.12 and 25,393.87

Step by Step Solution

1. Step 1: Write the proportion equation
   72,774.01 : 109,164.12 = 25,393.87 : x
2. Step 2: Convert to fraction form
   72,774.01/109,164.12 = 25,393.87/x
3. Step 3: Cross multiply
   72,774.01x = 109,164.12 × 25,393.87
4. Step 4: Simplify right side
   72,774.01x = 2,772,099,471.94
5. Step 5: Solve for x
   x = 2,772,099,471.94/72,774.01
6. Step 6: Final answer
   x = 38,091.89