Finding the Fourth Proportional to 1,057,738,536.72, 1,586,614,566.12 and 310,751,253.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,738,536.72 : 1,586,614,566.12 = 310,751,253.42 : x
2. Step 2: Convert to fraction form
   1,057,738,536.72/1,586,614,566.12 = 310,751,253.42/x
3. Step 3: Cross multiply
   1,057,738,536.72x = 1,586,614,566.12 × 310,751,253.42
4. Step 4: Simplify right side
   1,057,738,536.72x = 493,042,465,116,219,456
5. Step 5: Solve for x
   x = 493,042,465,116,219,456/1,057,738,536.72
6. Step 6: Final answer
   x = 466,128,866.44