Finding the Fourth Proportional to 456,131.30, 629,492.01 and 265,144.10

Step by Step Solution

1. Step 1: Write the proportion equation
   456,131.30 : 629,492.01 = 265,144.10 : x
2. Step 2: Convert to fraction form
   456,131.30/629,492.01 = 265,144.10/x
3. Step 3: Cross multiply
   456,131.30x = 629,492.01 × 265,144.10
4. Step 4: Simplify right side
   456,131.30x = 166,906,092,448.64
5. Step 5: Solve for x
   x = 166,906,092,448.64/456,131.30
6. Step 6: Final answer
   x = 365,916.77