Finding the Fourth Proportional to 1,123,264.86, 1,550,106.27 and 613,967.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,264.86 : 1,550,106.27 = 613,967.19 : x
2. Step 2: Convert to fraction form
   1,123,264.86/1,550,106.27 = 613,967.19/x
3. Step 3: Cross multiply
   1,123,264.86x = 1,550,106.27 × 613,967.19
4. Step 4: Simplify right side
   1,123,264.86x = 951,714,390,793.28
5. Step 5: Solve for x
   x = 951,714,390,793.28/1,123,264.86
6. Step 6: Final answer
   x = 847,275.14