Finding the Fourth Proportional to 105,997,502.42, 146,177,864.73 and 68,787,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,997,502.42 : 146,177,864.73 = 68,787,996.50 : x
2. Step 2: Convert to fraction form
   105,997,502.42/146,177,864.73 = 68,787,996.50/x
3. Step 3: Cross multiply
   105,997,502.42x = 146,177,864.73 × 68,787,996.50
4. Step 4: Simplify right side
   105,997,502.42x = 10,055,282,448,048,112
5. Step 5: Solve for x
   x = 10,055,282,448,048,112/105,997,502.42
6. Step 6: Final answer
   x = 94,863,390.35