Finding the Fourth Proportional to 260,019.10, 365,076.50 and 260,019.10

Step by Step Solution

1. Step 1: Write the proportion equation
   260,019.10 : 365,076.50 = 260,019.10 : x
2. Step 2: Convert to fraction form
   260,019.10/365,076.50 = 260,019.10/x
3. Step 3: Cross multiply
   260,019.10x = 365,076.50 × 260,019.10
4. Step 4: Simplify right side
   260,019.10x = 94,926,862,961.15
5. Step 5: Solve for x
   x = 94,926,862,961.15/260,019.10
6. Step 6: Final answer
   x = 365,076.50