Finding the Fourth Proportional to 1,123,051.16, 1,549,917.42 and 613,830.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,051.16 : 1,549,917.42 = 613,830.08 : x
2. Step 2: Convert to fraction form
   1,123,051.16/1,549,917.42 = 613,830.08/x
3. Step 3: Cross multiply
   1,123,051.16x = 1,549,917.42 × 613,830.08
4. Step 4: Simplify right side
   1,123,051.16x = 951,385,933,911.99
5. Step 5: Solve for x
   x = 951,385,933,911.99/1,123,051.16
6. Step 6: Final answer
   x = 847,143.89