Finding the Fourth Proportional to 1,142,466.96, 1,703,486.48 and 1,111,078.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,466.96 : 1,703,486.48 = 1,111,078.72 : x
2. Step 2: Convert to fraction form
   1,142,466.96/1,703,486.48 = 1,111,078.72/x
3. Step 3: Cross multiply
   1,142,466.96x = 1,703,486.48 × 1,111,078.72
4. Step 4: Simplify right side
   1,142,466.96x = 1,892,707,577,735.71
5. Step 5: Solve for x
   x = 1,892,707,577,735.71/1,142,466.96
6. Step 6: Final answer
   x = 1,656,684.74