Finding the Fourth Proportional to 112,073,965.38, 154,665,918.14 and 65,027,486.25

Step by Step Solution

1. Step 1: Write the proportion equation
   112,073,965.38 : 154,665,918.14 = 65,027,486.25 : x
2. Step 2: Convert to fraction form
   112,073,965.38/154,665,918.14 = 65,027,486.25/x
3. Step 3: Cross multiply
   112,073,965.38x = 154,665,918.14 × 65,027,486.25
4. Step 4: Simplify right side
   112,073,965.38x = 10,057,535,864,867,338
5. Step 5: Solve for x
   x = 10,057,535,864,867,338/112,073,965.38
6. Step 6: Final answer
   x = 89,740,162.50