Finding the Fourth Proportional to 191,978.34, 264,929.31 and 107,095.47

Step by Step Solution

1. Step 1: Write the proportion equation
   191,978.34 : 264,929.31 = 107,095.47 : x
2. Step 2: Convert to fraction form
   191,978.34/264,929.31 = 107,095.47/x
3. Step 3: Cross multiply
   191,978.34x = 264,929.31 × 107,095.47
4. Step 4: Simplify right side
   191,978.34x = 28,372,728,971.23
5. Step 5: Solve for x
   x = 28,372,728,971.23/191,978.34
6. Step 6: Final answer
   x = 147,791.30