Finding the Fourth Proportional to 102,656, 141,665.28 and 55,552

Step by Step Solution

1. Step 1: Write the proportion equation
   102,656 : 141,665.28 = 55,552 : x
2. Step 2: Convert to fraction form
   102,656/141,665.28 = 55,552/x
3. Step 3: Cross multiply
   102,656x = 141,665.28 × 55,552
4. Step 4: Simplify right side
   102,656x = 7,869,789,634.56
5. Step 5: Solve for x
   x = 7,869,789,634.56/102,656
6. Step 6: Final answer
   x = 76,661.76