Finding the Fourth Proportional to 353,906.88, 530,805.42 and 194,061.48

Step by Step Solution

1. Step 1: Write the proportion equation
   353,906.88 : 530,805.42 = 194,061.48 : x
2. Step 2: Convert to fraction form
   353,906.88/530,805.42 = 194,061.48/x
3. Step 3: Cross multiply
   353,906.88x = 530,805.42 × 194,061.48
4. Step 4: Simplify right side
   353,906.88x = 103,008,885,397.22
5. Step 5: Solve for x
   x = 103,008,885,397.22/353,906.88
6. Step 6: Final answer
   x = 291,062.12