Finding the Fourth Proportional to 1,371,499,306.83, 1,892,826,054.18 and 768,832,704.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371,499,306.83 : 1,892,826,054.18 = 768,832,704.18 : x
2. Step 2: Convert to fraction form
   1,371,499,306.83/1,892,826,054.18 = 768,832,704.18/x
3. Step 3: Cross multiply
   1,371,499,306.83x = 1,892,826,054.18 × 768,832,704.18
4. Step 4: Simplify right side
   1,371,499,306.83x = 1,455,266,573,777,568,512
5. Step 5: Solve for x
   x = 1,455,266,573,777,568,512/1,371,499,306.83
6. Step 6: Final answer
   x = 1,061,077,148.59