Finding the Third Proportional to 2,151,503 and 4,634,959

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151,503 : 4,634,959 = 4,634,959 : x
2. Step 2: Convert to fraction form
   2,151,503/4,634,959 = 4,634,959/x
3. Step 3: Cross multiply
   2,151,503x = 4,634,959 × 4,634,959
4. Step 4: Simplify right side
   2,151,503x = 21,482,844,931,681
5. Step 5: Solve for x
   x = 21,482,844,931,681/2,151,503
6. Step 6: Final answer
   x = 9,985,040.66