Finding the Fourth Proportional to 739,245, 1,108,700.27 and 339,501.50

Step by Step Solution

1. Step 1: Write the proportion equation
   739,245 : 1,108,700.27 = 339,501.50 : x
2. Step 2: Convert to fraction form
   739,245/1,108,700.27 = 339,501.50/x
3. Step 3: Cross multiply
   739,245x = 1,108,700.27 × 339,501.50
4. Step 4: Simplify right side
   739,245x = 376,405,404,715.41
5. Step 5: Solve for x
   x = 376,405,404,715.41/739,245
6. Step 6: Final answer
   x = 509,175.45