Finding the Fourth Proportional to 709,897.98, 980,695.59 and 614,238.60

Step by Step Solution

1. Step 1: Write the proportion equation
   709,897.98 : 980,695.59 = 614,238.60 : x
2. Step 2: Convert to fraction form
   709,897.98/980,695.59 = 614,238.60/x
3. Step 3: Cross multiply
   709,897.98x = 980,695.59 × 614,238.60
4. Step 4: Simplify right side
   709,897.98x = 602,381,086,227.77
5. Step 5: Solve for x
   x = 602,381,086,227.77/709,897.98
6. Step 6: Final answer
   x = 848,545.99