Finding the Third Proportional to 543,901.50 and 1,178,199

Step by Step Solution

1. Step 1: Write the proportion equation
   543,901.50 : 1,178,199 = 1,178,199 : x
2. Step 2: Convert to fraction form
   543,901.50/1,178,199 = 1,178,199/x
3. Step 3: Cross multiply
   543,901.50x = 1,178,199 × 1,178,199
4. Step 4: Simplify right side
   543,901.50x = 1,388,152,883,601
5. Step 5: Solve for x
   x = 1,388,152,883,601/543,901.50
6. Step 6: Final answer
   x = 2,552,213.74