Finding the Fourth Proportional to 2,085,830,406.30, 3,129,123,523.05 and 1,048,079,660.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,830,406.30 : 3,129,123,523.05 = 1,048,079,660.70 : x
2. Step 2: Convert to fraction form
   2,085,830,406.30/3,129,123,523.05 = 1,048,079,660.70/x
3. Step 3: Cross multiply
   2,085,830,406.30x = 3,129,123,523.05 × 1,048,079,660.70
4. Step 4: Simplify right side
   2,085,830,406.30x = 3,279,570,720,326,632,960
5. Step 5: Solve for x
   x = 3,279,570,720,326,632,960/2,085,830,406.30
6. Step 6: Final answer
   x = 1,572,309,383.55