Finding the Fourth Proportional to 1,400.01, 2,100.58 and 706.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400.01 : 2,100.58 = 706.88 : x
2. Step 2: Convert to fraction form
   1,400.01/2,100.58 = 706.88/x
3. Step 3: Cross multiply
   1,400.01x = 2,100.58 × 706.88
4. Step 4: Simplify right side
   1,400.01x = 1,484,845.72
5. Step 5: Solve for x
   x = 1,484,845.72/1,400.01
6. Step 6: Final answer
   x = 1,060.60