Finding the Fourth Proportional to 527,996.34, 791,914.31 and 173,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   527,996.34 : 791,914.31 = 173,002.50 : x
2. Step 2: Convert to fraction form
   527,996.34/791,914.31 = 173,002.50/x
3. Step 3: Cross multiply
   527,996.34x = 791,914.31 × 173,002.50
4. Step 4: Simplify right side
   527,996.34x = 137,003,155,415.78
5. Step 5: Solve for x
   x = 137,003,155,415.78/527,996.34
6. Step 6: Final answer
   x = 259,477.47