Finding the Third Proportional to 1,559,976,480 and 3,174,433,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,976,480 : 3,174,433,776 = 3,174,433,776 : x
2. Step 2: Convert to fraction form
   1,559,976,480/3,174,433,776 = 3,174,433,776/x
3. Step 3: Cross multiply
   1,559,976,480x = 3,174,433,776 × 3,174,433,776
4. Step 4: Simplify right side
   1,559,976,480x = 10,077,029,798,209,617,920
5. Step 5: Solve for x
   x = 10,077,029,798,209,617,920/1,559,976,480
6. Step 6: Final answer
   x = 6,459,731,878.91