Finding the Fourth Proportional to 2,070,665,693.52, 2,857,589,171.48 and 1,224,618,264.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070,665,693.52 : 2,857,589,171.48 = 1,224,618,264.53 : x
2. Step 2: Convert to fraction form
   2,070,665,693.52/2,857,589,171.48 = 1,224,618,264.53/x
3. Step 3: Cross multiply
   2,070,665,693.52x = 2,857,589,171.48 × 1,224,618,264.53
4. Step 4: Simplify right side
   2,070,665,693.52x = 3,499,455,891,917,558,272
5. Step 5: Solve for x
   x = 3,499,455,891,917,558,272/2,070,665,693.52
6. Step 6: Final answer
   x = 1,690,014,908.19