Finding the Fourth Proportional to 651,717,843.55, 978,011,435.98 and 237,194,549.42

Step by Step Solution

1. Step 1: Write the proportion equation
   651,717,843.55 : 978,011,435.98 = 237,194,549.42 : x
2. Step 2: Convert to fraction form
   651,717,843.55/978,011,435.98 = 237,194,549.42/x
3. Step 3: Cross multiply
   651,717,843.55x = 978,011,435.98 × 237,194,549.42
4. Step 4: Simplify right side
   651,717,843.55x = 231,978,981,886,460,064
5. Step 5: Solve for x
   x = 231,978,981,886,460,064/651,717,843.55
6. Step 6: Final answer
   x = 355,950,023.74