Finding the Fourth Proportional to 1,437,300.71, 2,157,446.42 and 1,058,648.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437,300.71 : 2,157,446.42 = 1,058,648.99 : x
2. Step 2: Convert to fraction form
   1,437,300.71/2,157,446.42 = 1,058,648.99/x
3. Step 3: Cross multiply
   1,437,300.71x = 2,157,446.42 × 1,058,648.99
4. Step 4: Simplify right side
   1,437,300.71x = 2,283,978,457,431.64
5. Step 5: Solve for x
   x = 2,283,978,457,431.64/1,437,300.71
6. Step 6: Final answer
   x = 1,589,074.89