Finding the Fourth Proportional to 133,105,065.25, 199,661,665.31 and 45,665,355.68

Step by Step Solution

1. Step 1: Write the proportion equation
   133,105,065.25 : 199,661,665.31 = 45,665,355.68 : x
2. Step 2: Convert to fraction form
   133,105,065.25/199,661,665.31 = 45,665,355.68/x
3. Step 3: Cross multiply
   133,105,065.25x = 199,661,665.31 × 45,665,355.68
4. Step 4: Simplify right side
   133,105,065.25x = 9,117,620,962,042,268
5. Step 5: Solve for x
   x = 9,117,620,962,042,268/133,105,065.25
6. Step 6: Final answer
   x = 68,499,428.97