Finding the Fourth Proportional to 647,767,141.81, 970,870,057.59 and 297,529,906.52

Step by Step Solution

1. Step 1: Write the proportion equation
   647,767,141.81 : 970,870,057.59 = 297,529,906.52 : x
2. Step 2: Convert to fraction form
   647,767,141.81/970,870,057.59 = 297,529,906.52/x
3. Step 3: Cross multiply
   647,767,141.81x = 970,870,057.59 × 297,529,906.52
4. Step 4: Simplify right side
   647,767,141.81x = 288,862,877,481,362,624
5. Step 5: Solve for x
   x = 288,862,877,481,362,624/647,767,141.81
6. Step 6: Final answer
   x = 445,936,292.28