Finding the Fourth Proportional to 614,753.72, 848,363.78 and 342,838.79

Step by Step Solution

1. Step 1: Write the proportion equation
   614,753.72 : 848,363.78 = 342,838.79 : x
2. Step 2: Convert to fraction form
   614,753.72/848,363.78 = 342,838.79/x
3. Step 3: Cross multiply
   614,753.72x = 848,363.78 × 342,838.79
4. Step 4: Simplify right side
   614,753.72x = 290,852,010,100.83
5. Step 5: Solve for x
   x = 290,852,010,100.83/614,753.72
6. Step 6: Final answer
   x = 473,119.56