Finding the Fourth Proportional to 607,168.50, 910,796.50 and 233,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   607,168.50 : 910,796.50 = 233,191.50 : x
2. Step 2: Convert to fraction form
   607,168.50/910,796.50 = 233,191.50/x
3. Step 3: Cross multiply
   607,168.50x = 910,796.50 × 233,191.50
4. Step 4: Simplify right side
   607,168.50x = 212,390,002,029.75
5. Step 5: Solve for x
   x = 212,390,002,029.75/607,168.50
6. Step 6: Final answer
   x = 349,804.05