Finding the Fourth Proportional to 1,660,731.43, 2,291,978.69 and 1,016,577.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,660,731.43 : 2,291,978.69 = 1,016,577.31 : x
2. Step 2: Convert to fraction form
   1,660,731.43/2,291,978.69 = 1,016,577.31/x
3. Step 3: Cross multiply
   1,660,731.43x = 2,291,978.69 × 1,016,577.31
4. Step 4: Simplify right side
   1,660,731.43x = 2,329,973,531,257.52
5. Step 5: Solve for x
   x = 2,329,973,531,257.52/1,660,731.43
6. Step 6: Final answer
   x = 1,402,980.33