Finding the Fourth Proportional to 116,105,250.14, 160,189,173.52 and 65,861,187.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,105,250.14 : 160,189,173.52 = 65,861,187.98 : x
2. Step 2: Convert to fraction form
   116,105,250.14/160,189,173.52 = 65,861,187.98/x
3. Step 3: Cross multiply
   116,105,250.14x = 160,189,173.52 × 65,861,187.98
4. Step 4: Simplify right side
   116,105,250.14x = 10,550,249,268,595,960
5. Step 5: Solve for x
   x = 10,550,249,268,595,960/116,105,250.14
6. Step 6: Final answer
   x = 90,867,977.60