Finding the Fourth Proportional to 617,892.82, 926,881.35 and 197,200.42

Step by Step Solution

1. Step 1: Write the proportion equation
   617,892.82 : 926,881.35 = 197,200.42 : x
2. Step 2: Convert to fraction form
   617,892.82/926,881.35 = 197,200.42/x
3. Step 3: Cross multiply
   617,892.82x = 926,881.35 × 197,200.42
4. Step 4: Simplify right side
   617,892.82x = 182,781,391,510.17
5. Step 5: Solve for x
   x = 182,781,391,510.17/617,892.82
6. Step 6: Final answer
   x = 295,814.07