Finding the Fourth Proportional to 137,627.04, 189,855.30 and 89,908.32

Step by Step Solution

1. Step 1: Write the proportion equation
   137,627.04 : 189,855.30 = 89,908.32 : x
2. Step 2: Convert to fraction form
   137,627.04/189,855.30 = 89,908.32/x
3. Step 3: Cross multiply
   137,627.04x = 189,855.30 × 89,908.32
4. Step 4: Simplify right side
   137,627.04x = 17,069,571,066.10
5. Step 5: Solve for x
   x = 17,069,571,066.10/137,627.04
6. Step 6: Final answer
   x = 124,027.74