Finding the Fourth Proportional to 1,633,710,738.42, 2,254,535,207.73 and 891,158,103.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633,710,738.42 : 2,254,535,207.73 = 891,158,103.54 : x
2. Step 2: Convert to fraction form
   1,633,710,738.42/2,254,535,207.73 = 891,158,103.54/x
3. Step 3: Cross multiply
   1,633,710,738.42x = 2,254,535,207.73 × 891,158,103.54
4. Step 4: Simplify right side
   1,633,710,738.42x = 2,009,147,320,084,826,624
5. Step 5: Solve for x
   x = 2,009,147,320,084,826,624/1,633,710,738.42
6. Step 6: Final answer
   x = 1,229,806,031.65