Finding the Fourth Proportional to 1,233,796.05, 1,702,626.89 and 689,925.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,796.05 : 1,702,626.89 = 689,925.60 : x
2. Step 2: Convert to fraction form
   1,233,796.05/1,702,626.89 = 689,925.60/x
3. Step 3: Cross multiply
   1,233,796.05x = 1,702,626.89 × 689,925.60
4. Step 4: Simplify right side
   1,233,796.05x = 1,174,685,875,209.76
5. Step 5: Solve for x
   x = 1,174,685,875,209.76/1,233,796.05
6. Step 6: Final answer
   x = 952,090.81