Finding the Fourth Proportional to 102,348.28, 153,300.22 and 49,647

Step by Step Solution

1. Step 1: Write the proportion equation
   102,348.28 : 153,300.22 = 49,647 : x
2. Step 2: Convert to fraction form
   102,348.28/153,300.22 = 49,647/x
3. Step 3: Cross multiply
   102,348.28x = 153,300.22 × 49,647
4. Step 4: Simplify right side
   102,348.28x = 7,610,896,022.34
5. Step 5: Solve for x
   x = 7,610,896,022.34/102,348.28
6. Step 6: Final answer
   x = 74,362.72