Finding the Fourth Proportional to 552,870.02, 763,196.04 and 371,687.03

Step by Step Solution

1. Step 1: Write the proportion equation
   552,870.02 : 763,196.04 = 371,687.03 : x
2. Step 2: Convert to fraction form
   552,870.02/763,196.04 = 371,687.03/x
3. Step 3: Cross multiply
   552,870.02x = 763,196.04 × 371,687.03
4. Step 4: Simplify right side
   552,870.02x = 283,670,065,599.38
5. Step 5: Solve for x
   x = 283,670,065,599.38/552,870.02
6. Step 6: Final answer
   x = 513,086.36