Finding the Fourth Proportional to 342,362.34, 513,665.10 and 152,805.48

Step by Step Solution

1. Step 1: Write the proportion equation
   342,362.34 : 513,665.10 = 152,805.48 : x
2. Step 2: Convert to fraction form
   342,362.34/513,665.10 = 152,805.48/x
3. Step 3: Cross multiply
   342,362.34x = 513,665.10 × 152,805.48
4. Step 4: Simplify right side
   342,362.34x = 78,490,842,164.75
5. Step 5: Solve for x
   x = 78,490,842,164.75/342,362.34
6. Step 6: Final answer
   x = 229,262.49