Finding the Fourth Proportional to 1,970,397.72, 2,719,153.50 and 1,064,979.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,397.72 : 2,719,153.50 = 1,064,979.72 : x
2. Step 2: Convert to fraction form
   1,970,397.72/2,719,153.50 = 1,064,979.72/x
3. Step 3: Cross multiply
   1,970,397.72x = 2,719,153.50 × 1,064,979.72
4. Step 4: Simplify right side
   1,970,397.72x = 2,895,843,333,067.02
5. Step 5: Solve for x
   x = 2,895,843,333,067.02/1,970,397.72
6. Step 6: Final answer
   x = 1,469,674.52