Finding the Fourth Proportional to 293,315.86, 404,781.61 and 191,406.52

Step by Step Solution

1. Step 1: Write the proportion equation
   293,315.86 : 404,781.61 = 191,406.52 : x
2. Step 2: Convert to fraction form
   293,315.86/404,781.61 = 191,406.52/x
3. Step 3: Cross multiply
   293,315.86x = 404,781.61 × 191,406.52
4. Step 4: Simplify right side
   293,315.86x = 77,477,839,330.10
5. Step 5: Solve for x
   x = 77,477,839,330.10/293,315.86
6. Step 6: Final answer
   x = 264,144.73