Finding the Fourth Proportional to 850,865.42, 1,174,191.72 and 468,892.10

Step by Step Solution

1. Step 1: Write the proportion equation
   850,865.42 : 1,174,191.72 = 468,892.10 : x
2. Step 2: Convert to fraction form
   850,865.42/1,174,191.72 = 468,892.10/x
3. Step 3: Cross multiply
   850,865.42x = 1,174,191.72 × 468,892.10
4. Step 4: Simplify right side
   850,865.42x = 550,569,221,393.41
5. Step 5: Solve for x
   x = 550,569,221,393.41/850,865.42
6. Step 6: Final answer
   x = 647,069.69