Finding the Fourth Proportional to 2,640,404,980.92, 3,642,964,274.18 and 1,582,747,045.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640,404,980.92 : 3,642,964,274.18 = 1,582,747,045.88 : x
2. Step 2: Convert to fraction form
   2,640,404,980.92/3,642,964,274.18 = 1,582,747,045.88/x
3. Step 3: Cross multiply
   2,640,404,980.92x = 3,642,964,274.18 × 1,582,747,045.88
4. Step 4: Simplify right side
   2,640,404,980.92x = 5,765,890,943,204,773,888
5. Step 5: Solve for x
   x = 5,765,890,943,204,773,888/2,640,404,980.92
6. Step 6: Final answer
   x = 2,183,714,613.81