Finding the Fourth Proportional to 64,902.94, 89,534.82 and 38,028.76

Step by Step Solution

1. Step 1: Write the proportion equation
   64,902.94 : 89,534.82 = 38,028.76 : x
2. Step 2: Convert to fraction form
   64,902.94/89,534.82 = 38,028.76/x
3. Step 3: Cross multiply
   64,902.94x = 89,534.82 × 38,028.76
4. Step 4: Simplify right side
   64,902.94x = 3,404,898,181.42
5. Step 5: Solve for x
   x = 3,404,898,181.42/64,902.94
6. Step 6: Final answer
   x = 52,461.39