Finding the Fourth Proportional to 131,471,300.10, 196,829,036.55 and 80,452,964.10

Step by Step Solution

1. Step 1: Write the proportion equation
   131,471,300.10 : 196,829,036.55 = 80,452,964.10 : x
2. Step 2: Convert to fraction form
   131,471,300.10/196,829,036.55 = 80,452,964.10/x
3. Step 3: Cross multiply
   131,471,300.10x = 196,829,036.55 × 80,452,964.10
4. Step 4: Simplify right side
   131,471,300.10x = 15,835,479,411,394,738
5. Step 5: Solve for x
   x = 15,835,479,411,394,738/131,471,300.10
6. Step 6: Final answer
   x = 120,448,184.50