Finding the Fourth Proportional to 2,145,329,300.68, 3,216,257,384 and 670,710,064.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,329,300.68 : 3,216,257,384 = 670,710,064.42 : x
2. Step 2: Convert to fraction form
   2,145,329,300.68/3,216,257,384 = 670,710,064.42/x
3. Step 3: Cross multiply
   2,145,329,300.68x = 3,216,257,384 × 670,710,064.42
4. Step 4: Simplify right side
   2,145,329,300.68x = 2,157,176,197,213,940,480
5. Step 5: Solve for x
   x = 2,157,176,197,213,940,480/2,145,329,300.68
6. Step 6: Final answer
   x = 1,005,522,180.92