Finding the Fourth Proportional to 126,993.96, 190,522.61 and 89,627.02

Step by Step Solution

1. Step 1: Write the proportion equation
   126,993.96 : 190,522.61 = 89,627.02 : x
2. Step 2: Convert to fraction form
   126,993.96/190,522.61 = 89,627.02/x
3. Step 3: Cross multiply
   126,993.96x = 190,522.61 × 89,627.02
4. Step 4: Simplify right side
   126,993.96x = 17,075,974,764.42
5. Step 5: Solve for x
   x = 17,075,974,764.42/126,993.96
6. Step 6: Final answer
   x = 134,462.89