Finding the Fourth Proportional to 1,535,476,365.90, 2,118,951,002.52 and 830,626,609.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,535,476,365.90 : 2,118,951,002.52 = 830,626,609.86 : x
2. Step 2: Convert to fraction form
   1,535,476,365.90/2,118,951,002.52 = 830,626,609.86/x
3. Step 3: Cross multiply
   1,535,476,365.90x = 2,118,951,002.52 × 830,626,609.86
4. Step 4: Simplify right side
   1,535,476,365.90x = 1,760,057,087,682,636,032
5. Step 5: Solve for x
   x = 1,760,057,087,682,636,032/1,535,476,365.90
6. Step 6: Final answer
   x = 1,146,261,268.99