Finding the Fourth Proportional to 347,960.10, 521,932.59 and 111,302.07

Step by Step Solution

1. Step 1: Write the proportion equation
   347,960.10 : 521,932.59 = 111,302.07 : x
2. Step 2: Convert to fraction form
   347,960.10/521,932.59 = 111,302.07/x
3. Step 3: Cross multiply
   347,960.10x = 521,932.59 × 111,302.07
4. Step 4: Simplify right side
   347,960.10x = 58,092,177,667.46
5. Step 5: Solve for x
   x = 58,092,177,667.46/347,960.10
6. Step 6: Final answer
   x = 166,950.69