Finding the Fourth Proportional to 199,384,452.72, 275,186,561.04 and 118,921,601.88

Step by Step Solution

1. Step 1: Write the proportion equation
   199,384,452.72 : 275,186,561.04 = 118,921,601.88 : x
2. Step 2: Convert to fraction form
   199,384,452.72/275,186,561.04 = 118,921,601.88/x
3. Step 3: Cross multiply
   199,384,452.72x = 275,186,561.04 × 118,921,601.88
4. Step 4: Simplify right side
   199,384,452.72x = 32,725,626,654,725,200
5. Step 5: Solve for x
   x = 32,725,626,654,725,200/199,384,452.72
6. Step 6: Final answer
   x = 164,133,292.28