Finding the Fourth Proportional to 42,428.24, 58,577.28 and 27,346.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,428.24 : 58,577.28 = 27,346.88 : x
2. Step 2: Convert to fraction form
   42,428.24/58,577.28 = 27,346.88/x
3. Step 3: Cross multiply
   42,428.24x = 58,577.28 × 27,346.88
4. Step 4: Simplify right side
   42,428.24x = 1,601,905,846.89
5. Step 5: Solve for x
   x = 1,601,905,846.89/42,428.24
6. Step 6: Final answer
   x = 37,755.65