Finding the Fourth Proportional to 899,362.71, 1,240,549.83 and 684,030.69

Step by Step Solution

1. Step 1: Write the proportion equation
   899,362.71 : 1,240,549.83 = 684,030.69 : x
2. Step 2: Convert to fraction form
   899,362.71/1,240,549.83 = 684,030.69/x
3. Step 3: Cross multiply
   899,362.71x = 1,240,549.83 × 684,030.69
4. Step 4: Simplify right side
   899,362.71x = 848,574,156,194.28
5. Step 5: Solve for x
   x = 848,574,156,194.28/899,362.71
6. Step 6: Final answer
   x = 943,528.29