Finding the Fourth Proportional to 2,155,553,630.01, 3,233,308,889.82 and 681,693,690.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,553,630.01 : 3,233,308,889.82 = 681,693,690.08 : x
2. Step 2: Convert to fraction form
   2,155,553,630.01/3,233,308,889.82 = 681,693,690.08/x
3. Step 3: Cross multiply
   2,155,553,630.01x = 3,233,308,889.82 × 681,693,690.08
4. Step 4: Simplify right side
   2,155,553,630.01x = 2,204,126,268,280,333,312
5. Step 5: Solve for x
   x = 2,204,126,268,280,333,312/2,155,553,630.01
6. Step 6: Final answer
   x = 1,022,533,718.30