Finding the Fourth Proportional to 118,036,241.40, 162,882,639.79 and 65,113,561.17

Step by Step Solution

1. Step 1: Write the proportion equation
   118,036,241.40 : 162,882,639.79 = 65,113,561.17 : x
2. Step 2: Convert to fraction form
   118,036,241.40/162,882,639.79 = 65,113,561.17/x
3. Step 3: Cross multiply
   118,036,241.40x = 162,882,639.79 × 65,113,561.17
4. Step 4: Simplify right side
   118,036,241.40x = 10,605,868,729,578,880
5. Step 5: Solve for x
   x = 10,605,868,729,578,880/118,036,241.40
6. Step 6: Final answer
   x = 89,852,646.99