Finding the Third Proportional to 1,501,730 and 3,109,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,730 : 3,109,920 = 3,109,920 : x
2. Step 2: Convert to fraction form
   1,501,730/3,109,920 = 3,109,920/x
3. Step 3: Cross multiply
   1,501,730x = 3,109,920 × 3,109,920
4. Step 4: Simplify right side
   1,501,730x = 9,671,602,406,400
5. Step 5: Solve for x
   x = 9,671,602,406,400/1,501,730
6. Step 6: Final answer
   x = 6,440,307.12