Finding the Fourth Proportional to 2,323,009,419.89, 3,205,753,460.72 and 1,265,737,392.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323,009,419.89 : 3,205,753,460.72 = 1,265,737,392.01 : x
2. Step 2: Convert to fraction form
   2,323,009,419.89/3,205,753,460.72 = 1,265,737,392.01/x
3. Step 3: Cross multiply
   2,323,009,419.89x = 3,205,753,460.72 × 1,265,737,392.01
4. Step 4: Simplify right side
   2,323,009,419.89x = 4,057,642,024,783,140,352
5. Step 5: Solve for x
   x = 4,057,642,024,783,140,352/2,323,009,419.89
6. Step 6: Final answer
   x = 1,746,717,852.30