Finding the Fourth Proportional to 1,123,080.52, 1,549,847.37 and 613,782.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,080.52 : 1,549,847.37 = 613,782.76 : x
2. Step 2: Convert to fraction form
   1,123,080.52/1,549,847.37 = 613,782.76/x
3. Step 3: Cross multiply
   1,123,080.52x = 1,549,847.37 × 613,782.76
4. Step 4: Simplify right side
   1,123,080.52x = 951,269,596,337.34
5. Step 5: Solve for x
   x = 951,269,596,337.34/1,123,080.52
6. Step 6: Final answer
   x = 847,018.16