Finding the Fourth Proportional to 1,429.99, 1,973.40 and 832.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.99 : 1,973.40 = 832.51 : x
2. Step 2: Convert to fraction form
   1,429.99/1,973.40 = 832.51/x
3. Step 3: Cross multiply
   1,429.99x = 1,973.40 × 832.51
4. Step 4: Simplify right side
   1,429.99x = 1,642,875.23
5. Step 5: Solve for x
   x = 1,642,875.23/1,429.99
6. Step 6: Final answer
   x = 1,148.87