Finding the Fourth Proportional to 1,123,109.01, 1,549,887.01 and 613,811.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,109.01 : 1,549,887.01 = 613,811.39 : x
2. Step 2: Convert to fraction form
   1,123,109.01/1,549,887.01 = 613,811.39/x
3. Step 3: Cross multiply
   1,123,109.01x = 1,549,887.01 × 613,811.39
4. Step 4: Simplify right side
   1,123,109.01x = 951,338,290,667.08
5. Step 5: Solve for x
   x = 951,338,290,667.08/1,123,109.01
6. Step 6: Final answer
   x = 847,057.84