Finding the Fourth Proportional to 1,234,167.58, 1,703,128.71 and 697,623.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,234,167.58 : 1,703,128.71 = 697,623.58 : x
2. Step 2: Convert to fraction form
   1,234,167.58/1,703,128.71 = 697,623.58/x
3. Step 3: Cross multiply
   1,234,167.58x = 1,703,128.71 × 697,623.58
4. Step 4: Simplify right side
   1,234,167.58x = 1,188,142,747,870.98
5. Step 5: Solve for x
   x = 1,188,142,747,870.98/1,234,167.58
6. Step 6: Final answer
   x = 962,707.79