Finding the Fourth Proportional to 1,499,922,397.48, 2,069,909,464.42 and 830,877,690.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,922,397.48 : 2,069,909,464.42 = 830,877,690.28 : x
2. Step 2: Convert to fraction form
   1,499,922,397.48/2,069,909,464.42 = 830,877,690.28/x
3. Step 3: Cross multiply
   1,499,922,397.48x = 2,069,909,464.42 × 830,877,690.28
4. Step 4: Simplify right side
   1,499,922,397.48x = 1,719,841,594,886,001,408
5. Step 5: Solve for x
   x = 1,719,841,594,886,001,408/1,499,922,397.48
6. Step 6: Final answer
   x = 1,146,620,383.68