Finding the Fourth Proportional to 196,708,565.46, 271,481,624.10 and 111,956,290.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,708,565.46 : 271,481,624.10 = 111,956,290.50 : x
2. Step 2: Convert to fraction form
   196,708,565.46/271,481,624.10 = 111,956,290.50/x
3. Step 3: Cross multiply
   196,708,565.46x = 271,481,624.10 × 111,956,290.50
4. Step 4: Simplify right side
   196,708,565.46x = 30,394,075,573,151,404
5. Step 5: Solve for x
   x = 30,394,075,573,151,404/196,708,565.46
6. Step 6: Final answer
   x = 154,513,228.76