Finding the Fourth Proportional to 614,632.72, 848,116.20 and 342,634

Step by Step Solution

1. Step 1: Write the proportion equation
   614,632.72 : 848,116.20 = 342,634 : x
2. Step 2: Convert to fraction form
   614,632.72/848,116.20 = 342,634/x
3. Step 3: Cross multiply
   614,632.72x = 848,116.20 × 342,634
4. Step 4: Simplify right side
   614,632.72x = 290,593,446,070.80
5. Step 5: Solve for x
   x = 290,593,446,070.80/614,632.72
6. Step 6: Final answer
   x = 472,792.02