Finding the Fourth Proportional to 108,473.02, 149,707.71 and 65,454.73

Step by Step Solution

1. Step 1: Write the proportion equation
   108,473.02 : 149,707.71 = 65,454.73 : x
2. Step 2: Convert to fraction form
   108,473.02/149,707.71 = 65,454.73/x
3. Step 3: Cross multiply
   108,473.02x = 149,707.71 × 65,454.73
4. Step 4: Simplify right side
   108,473.02x = 9,799,076,988.43
5. Step 5: Solve for x
   x = 9,799,076,988.43/108,473.02
6. Step 6: Final answer
   x = 90,336.54