Finding the Fourth Proportional to 628,191.37, 942,392.15 and 493,250

Step by Step Solution

1. Step 1: Write the proportion equation
   628,191.37 : 942,392.15 = 493,250 : x
2. Step 2: Convert to fraction form
   628,191.37/942,392.15 = 493,250/x
3. Step 3: Cross multiply
   628,191.37x = 942,392.15 × 493,250
4. Step 4: Simplify right side
   628,191.37x = 464,834,925,521.25
5. Step 5: Solve for x
   x = 464,834,925,521.25/628,191.37
6. Step 6: Final answer
   x = 739,957.52