Finding the Fourth Proportional to 150,851.82, 208,168.74 and 90,455.82

Step by Step Solution

1. Step 1: Write the proportion equation
   150,851.82 : 208,168.74 = 90,455.82 : x
2. Step 2: Convert to fraction form
   150,851.82/208,168.74 = 90,455.82/x
3. Step 3: Cross multiply
   150,851.82x = 208,168.74 × 90,455.82
4. Step 4: Simplify right side
   150,851.82x = 18,830,074,075.07
5. Step 5: Solve for x
   x = 18,830,074,075.07/150,851.82
6. Step 6: Final answer
   x = 124,824.97