Finding the Fourth Proportional to 875,166, 1,207,730.16 and 472,758

Step by Step Solution

1. Step 1: Write the proportion equation
   875,166 : 1,207,730.16 = 472,758 : x
2. Step 2: Convert to fraction form
   875,166/1,207,730.16 = 472,758/x
3. Step 3: Cross multiply
   875,166x = 1,207,730.16 × 472,758
4. Step 4: Simplify right side
   875,166x = 570,964,094,981.28
5. Step 5: Solve for x
   x = 570,964,094,981.28/875,166
6. Step 6: Final answer
   x = 652,406.62