Finding the Fourth Proportional to 860,628.50, 1,187,667.33 and 502,932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   860,628.50 : 1,187,667.33 = 502,932.50 : x
2. Step 2: Convert to fraction form
   860,628.50/1,187,667.33 = 502,932.50/x
3. Step 3: Cross multiply
   860,628.50x = 1,187,667.33 × 502,932.50
4. Step 4: Simplify right side
   860,628.50x = 597,316,499,445.23
5. Step 5: Solve for x
   x = 597,316,499,445.23/860,628.50
6. Step 6: Final answer
   x = 694,046.85