Finding the Fourth Proportional to 1,959,174,300.52, 2,939,123,086.62 and 810,406,536.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,959,174,300.52 : 2,939,123,086.62 = 810,406,536.04 : x
2. Step 2: Convert to fraction form
   1,959,174,300.52/2,939,123,086.62 = 810,406,536.04/x
3. Step 3: Cross multiply
   1,959,174,300.52x = 2,939,123,086.62 × 810,406,536.04
4. Step 4: Simplify right side
   1,959,174,300.52x = 2,381,884,559,622,906,880
5. Step 5: Solve for x
   x = 2,381,884,559,622,906,880/1,959,174,300.52
6. Step 6: Final answer
   x = 1,215,759,393.63