Finding the Fourth Proportional to 354,484,091.72, 531,805,189.41 and 108,865,513.59

Step by Step Solution

1. Step 1: Write the proportion equation
   354,484,091.72 : 531,805,189.41 = 108,865,513.59 : x
2. Step 2: Convert to fraction form
   354,484,091.72/531,805,189.41 = 108,865,513.59/x
3. Step 3: Cross multiply
   354,484,091.72x = 531,805,189.41 × 108,865,513.59
4. Step 4: Simplify right side
   354,484,091.72x = 57,895,245,074,946,880
5. Step 5: Solve for x
   x = 57,895,245,074,946,880/354,484,091.72
6. Step 6: Final answer
   x = 163,322,547.97