Finding the Fourth Proportional to 1,746.12, 2,407.40 and 1,430.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.12 : 2,407.40 = 1,430.22 : x
2. Step 2: Convert to fraction form
   1,746.12/2,407.40 = 1,430.22/x
3. Step 3: Cross multiply
   1,746.12x = 2,407.40 × 1,430.22
4. Step 4: Simplify right side
   1,746.12x = 3,443,111.63
5. Step 5: Solve for x
   x = 3,443,111.63/1,746.12
6. Step 6: Final answer
   x = 1,971.86