Finding the Fourth Proportional to 999,191, 1,378,883.61 and 546,482

Step by Step Solution

1. Step 1: Write the proportion equation
   999,191 : 1,378,883.61 = 546,482 : x
2. Step 2: Convert to fraction form
   999,191/1,378,883.61 = 546,482/x
3. Step 3: Cross multiply
   999,191x = 1,378,883.61 × 546,482
4. Step 4: Simplify right side
   999,191x = 753,535,072,960.02
5. Step 5: Solve for x
   x = 753,535,072,960.02/999,191
6. Step 6: Final answer
   x = 754,145.18