Finding the Fourth Proportional to 623,196.34, 934,920.27 and 196,798.78

Step by Step Solution

1. Step 1: Write the proportion equation
   623,196.34 : 934,920.27 = 196,798.78 : x
2. Step 2: Convert to fraction form
   623,196.34/934,920.27 = 196,798.78/x
3. Step 3: Cross multiply
   623,196.34x = 934,920.27 × 196,798.78
4. Step 4: Simplify right side
   623,196.34x = 183,991,168,533.27
5. Step 5: Solve for x
   x = 183,991,168,533.27/623,196.34
6. Step 6: Final answer
   x = 295,237.88