Finding the Fourth Proportional to 191,094.52, 263,719.38 and 106,213

Step by Step Solution

1. Step 1: Write the proportion equation
   191,094.52 : 263,719.38 = 106,213 : x
2. Step 2: Convert to fraction form
   191,094.52/263,719.38 = 106,213/x
3. Step 3: Cross multiply
   191,094.52x = 263,719.38 × 106,213
4. Step 4: Simplify right side
   191,094.52x = 28,010,426,507.94
5. Step 5: Solve for x
   x = 28,010,426,507.94/191,094.52
6. Step 6: Final answer
   x = 146,578.91