Finding the Fourth Proportional to 2,209,049,071.56, 3,048,552,506.61 and 1,205,531,433.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,049,071.56 : 3,048,552,506.61 = 1,205,531,433.27 : x
2. Step 2: Convert to fraction form
   2,209,049,071.56/3,048,552,506.61 = 1,205,531,433.27/x
3. Step 3: Cross multiply
   2,209,049,071.56x = 3,048,552,506.61 × 1,205,531,433.27
4. Step 4: Simplify right side
   2,209,049,071.56x = 3,675,125,872,692,404,736
5. Step 5: Solve for x
   x = 3,675,125,872,692,404,736/2,209,049,071.56
6. Step 6: Final answer
   x = 1,663,668,734.21