Finding the Fourth Proportional to 2,359,726,003.72, 3,539,759,068.86 and 905,703,427.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359,726,003.72 : 3,539,759,068.86 = 905,703,427.72 : x
2. Step 2: Convert to fraction form
   2,359,726,003.72/3,539,759,068.86 = 905,703,427.72/x
3. Step 3: Cross multiply
   2,359,726,003.72x = 3,539,759,068.86 × 905,703,427.72
4. Step 4: Simplify right side
   2,359,726,003.72x = 3,205,971,921,969,457,664
5. Step 5: Solve for x
   x = 3,205,971,921,969,457,664/2,359,726,003.72
6. Step 6: Final answer
   x = 1,358,620,414.79