Finding the Fourth Proportional to 442,166.82, 610,114.17 and 248,547.69

Step by Step Solution

1. Step 1: Write the proportion equation
   442,166.82 : 610,114.17 = 248,547.69 : x
2. Step 2: Convert to fraction form
   442,166.82/610,114.17 = 248,547.69/x
3. Step 3: Cross multiply
   442,166.82x = 610,114.17 × 248,547.69
4. Step 4: Simplify right side
   442,166.82x = 151,642,468,521.82
5. Step 5: Solve for x
   x = 151,642,468,521.82/442,166.82
6. Step 6: Final answer
   x = 342,953.07