Finding the Fourth Proportional to 148,604.69, 222,943.34 and 47,402.76

Step by Step Solution

1. Step 1: Write the proportion equation
   148,604.69 : 222,943.34 = 47,402.76 : x
2. Step 2: Convert to fraction form
   148,604.69/222,943.34 = 47,402.76/x
3. Step 3: Cross multiply
   148,604.69x = 222,943.34 × 47,402.76
4. Step 4: Simplify right side
   148,604.69x = 10,568,128,799.30
5. Step 5: Solve for x
   x = 10,568,128,799.30/148,604.69
6. Step 6: Final answer
   x = 71,115.72