Finding the Fourth Proportional to 342,667.32, 472,887.18 and 191,763.96

Step by Step Solution

1. Step 1: Write the proportion equation
   342,667.32 : 472,887.18 = 191,763.96 : x
2. Step 2: Convert to fraction form
   342,667.32/472,887.18 = 191,763.96/x
3. Step 3: Cross multiply
   342,667.32x = 472,887.18 × 191,763.96
4. Step 4: Simplify right side
   342,667.32x = 90,682,718,270.03
5. Step 5: Solve for x
   x = 90,682,718,270.03/342,667.32
6. Step 6: Final answer
   x = 264,637.78