Finding the Fourth Proportional to 89,424, 134,139.24 and 27,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,424 : 134,139.24 = 27,094.50 : x
2. Step 2: Convert to fraction form
   89,424/134,139.24 = 27,094.50/x
3. Step 3: Cross multiply
   89,424x = 134,139.24 × 27,094.50
4. Step 4: Simplify right side
   89,424x = 3,634,435,638.18
5. Step 5: Solve for x
   x = 3,634,435,638.18/89,424
6. Step 6: Final answer
   x = 40,642.73