Finding the Fourth Proportional to 142,725,097.98, 196,944,839.10 and 79,143,838.56

Step by Step Solution

1. Step 1: Write the proportion equation
   142,725,097.98 : 196,944,839.10 = 79,143,838.56 : x
2. Step 2: Convert to fraction form
   142,725,097.98/196,944,839.10 = 79,143,838.56/x
3. Step 3: Cross multiply
   142,725,097.98x = 196,944,839.10 × 79,143,838.56
4. Step 4: Simplify right side
   142,725,097.98x = 15,586,970,550,955,576
5. Step 5: Solve for x
   x = 15,586,970,550,955,576/142,725,097.98
6. Step 6: Final answer
   x = 109,209,737.96