Finding the Fourth Proportional to 346,460, 478,114.83 and 195,566.72

Step by Step Solution

1. Step 1: Write the proportion equation
   346,460 : 478,114.83 = 195,566.72 : x
2. Step 2: Convert to fraction form
   346,460/478,114.83 = 195,566.72/x
3. Step 3: Cross multiply
   346,460x = 478,114.83 × 195,566.72
4. Step 4: Simplify right side
   346,460x = 93,503,349,086.46
5. Step 5: Solve for x
   x = 93,503,349,086.46/346,460
6. Step 6: Final answer
   x = 269,882.09