Finding the Fourth Proportional to 1,123,012.89, 1,549,758.42 and 613,715.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,012.89 : 1,549,758.42 = 613,715.22 : x
2. Step 2: Convert to fraction form
   1,123,012.89/1,549,758.42 = 613,715.22/x
3. Step 3: Cross multiply
   1,123,012.89x = 1,549,758.42 × 613,715.22
4. Step 4: Simplify right side
   1,123,012.89x = 951,110,329,677.15
5. Step 5: Solve for x
   x = 951,110,329,677.15/1,123,012.89
6. Step 6: Final answer
   x = 846,927.35