Finding the Fourth Proportional to 199,946,697.98, 275,859,615.78 and 116,297,071.72

Step by Step Solution

1. Step 1: Write the proportion equation
   199,946,697.98 : 275,859,615.78 = 116,297,071.72 : x
2. Step 2: Convert to fraction form
   199,946,697.98/275,859,615.78 = 116,297,071.72/x
3. Step 3: Cross multiply
   199,946,697.98x = 275,859,615.78 × 116,297,071.72
4. Step 4: Simplify right side
   199,946,697.98x = 32,081,665,519,639,004
5. Step 5: Solve for x
   x = 32,081,665,519,639,004/199,946,697.98
6. Step 6: Final answer
   x = 160,451,089.44