Finding the Fourth Proportional to 2,173,776,105.60, 3,258,113,241.60 and 930,204,165.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,776,105.60 : 3,258,113,241.60 = 930,204,165.60 : x
2. Step 2: Convert to fraction form
   2,173,776,105.60/3,258,113,241.60 = 930,204,165.60/x
3. Step 3: Cross multiply
   2,173,776,105.60x = 3,258,113,241.60 × 930,204,165.60
4. Step 4: Simplify right side
   2,173,776,105.60x = 3,030,710,509,332,839,424
5. Step 5: Solve for x
   x = 3,030,710,509,332,839,424/2,173,776,105.60
6. Step 6: Final answer
   x = 1,394,214,657.86