Finding the Fourth Proportional to 374,432.82, 561,789.50 and 194,405.91

Step by Step Solution

1. Step 1: Write the proportion equation
   374,432.82 : 561,789.50 = 194,405.91 : x
2. Step 2: Convert to fraction form
   374,432.82/561,789.50 = 194,405.91/x
3. Step 3: Cross multiply
   374,432.82x = 561,789.50 × 194,405.91
4. Step 4: Simplify right side
   374,432.82x = 109,215,198,003.92
5. Step 5: Solve for x
   x = 109,215,198,003.92/374,432.82
6. Step 6: Final answer
   x = 291,681.69