Finding the Fourth Proportional to 510,429.94, 765,586.54 and 136,482.10

Step by Step Solution

1. Step 1: Write the proportion equation
   510,429.94 : 765,586.54 = 136,482.10 : x
2. Step 2: Convert to fraction form
   510,429.94/765,586.54 = 136,482.10/x
3. Step 3: Cross multiply
   510,429.94x = 765,586.54 × 136,482.10
4. Step 4: Simplify right side
   510,429.94x = 104,488,859,838.52
5. Step 5: Solve for x
   x = 104,488,859,838.52/510,429.94
6. Step 6: Final answer
   x = 204,707.54