Finding the Fourth Proportional to 148,002.74, 204,243.78 and 80,019.70

Step by Step Solution

1. Step 1: Write the proportion equation
   148,002.74 : 204,243.78 = 80,019.70 : x
2. Step 2: Convert to fraction form
   148,002.74/204,243.78 = 80,019.70/x
3. Step 3: Cross multiply
   148,002.74x = 204,243.78 × 80,019.70
4. Step 4: Simplify right side
   148,002.74x = 16,343,525,341.82
5. Step 5: Solve for x
   x = 16,343,525,341.82/148,002.74
6. Step 6: Final answer
   x = 110,427.18