Finding the Fourth Proportional to 89,403.02, 123,333.53 and 65,151.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,403.02 : 123,333.53 = 65,151.98 : x
2. Step 2: Convert to fraction form
   89,403.02/123,333.53 = 65,151.98/x
3. Step 3: Cross multiply
   89,403.02x = 123,333.53 × 65,151.98
4. Step 4: Simplify right side
   89,403.02x = 8,035,423,679.89
5. Step 5: Solve for x
   x = 8,035,423,679.89/89,403.02
6. Step 6: Final answer
   x = 89,878.66