Finding the Fourth Proportional to 1,554,443,301.60, 2,332,309,427.22 and 680,593,632.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,443,301.60 : 2,332,309,427.22 = 680,593,632.48 : x
2. Step 2: Convert to fraction form
   1,554,443,301.60/2,332,309,427.22 = 680,593,632.48/x
3. Step 3: Cross multiply
   1,554,443,301.60x = 2,332,309,427.22 × 680,593,632.48
4. Step 4: Simplify right side
   1,554,443,301.60x = 1,587,354,945,139,008,000
5. Step 5: Solve for x
   x = 1,587,354,945,139,008,000/1,554,443,301.60
6. Step 6: Final answer
   x = 1,021,172,623.99