Finding the Fourth Proportional to 42,028.48, 58,026.32 and 26,134.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,028.48 : 58,026.32 = 26,134.56 : x
2. Step 2: Convert to fraction form
   42,028.48/58,026.32 = 26,134.56/x
3. Step 3: Cross multiply
   42,028.48x = 58,026.32 × 26,134.56
4. Step 4: Simplify right side
   42,028.48x = 1,516,492,341.62
5. Step 5: Solve for x
   x = 1,516,492,341.62/42,028.48
6. Step 6: Final answer
   x = 36,082.49